Explanation
"Bad cables, incorrect pinouts, or bent pins: Faulty cables (with electrical characteristics preventing successful transmission) or faulty connectors (which do not properly make connections) can prevent successful data transmission at Layer 1. A bad cable could simply be an incorrect category of cable being used for a specific purpose. For example, using a Cat 5 cable (instead of a Cat 6 or higher cable) to connect two 1000BASE-TX devices would result in data corruption. Bent pins in a connector or incorrect pinouts could also cause data to become corrupted."

The recovery time objective (RTO) is the maximum tolerable length of time that a computer, system, network or application can be down after a failure or disaster occurs. This does nothing to help with CPU utilization. Load balancing does this.

SIEM stands for Security Information and Event Management, which is a tool that collects, analyzes, and correlates data from various network devices and sources to provide alerts and reports on security incidents and events. A network technician can use SIEM to correlate security events to analyze a suspected intrusion, as SIEM can help identify the source, target, method, and impact of an attack, as well as provide recommendations for remediation. References: https://www.comptia.org/blog/what-is-siem

The software on the workstation should be configured to send the query to 10.1.2.255, which is the local subnet broadcast address. A broadcast address is a special address that allows a device to send a message to all devices on the same subnet. It is usually derived by setting all the host bits to 1 in the network address. In this case, the network address is 10.1.2.0/27, which has 27 network bits and 5 host bits. By setting all the host bits to 1, we get 10.1.2.31 as the broadcast address in decimal notation, or 10.1.2.255 in dotted decimal notation. Reference: https://www.cisco.com/c/en/us/support/docs/ip/routing-information-protocol-rip/13788-3.html

Asymmetric routing is a situation in which the path taken by data packets between two points in a network is different in both directions. It can be caused by factors such as unequal cost paths, policy-based routing, load balancing, or network topology changes1 In this scenario, the network administrator is troubleshooting a connectivity performance issue, which could be affected by asymmetric routing. For example, if one path has more congestion, latency, or packet loss than the other, the performance of the communication between the client and the server will be degraded2 To diagnose the issue, the network administrator performs a traceout from the client to the server, and also from the server to the client. A traceout is a tool that shows the route and the number of hops that a packet takes to reach a destination. By comparing the outputs, the network administrator can identify if there is asymmetric routing in the network3 If the outputs show different hops between the hosts, it means that the packets are taking different paths in each direction, which is a sign of asymmetric routing. Therefore, the best answer is A. Asymmetric routing.
The other options are not as likely to explain the findings. A routing loop is a confusion about the reachability of a destination network, which causes packets to loop endlessly between two or more routers4 A switch loop is a situation in which there is more than one layer 2 path between two endpoints, which causes broadcast storms and MAC database instability5 An incorrect gateway is a configuration error that prevents a device from reaching the intended destination network6 None of these options would necessarily result in different hops between the hosts, as they would either cause the packets to be dropped, discarded, or delayed, but not rerouted. Therefore, the best answer is A. Asymmetric routing.
Reference:
https://en.wikipedia.org/wiki/Routing_loop
https://www.networkstraining.com/what-is-asymmetric-routing/
https://learn.microsoft.com/en-us/troubleshoot/windows-server/networking/ip-default-gateway-settings-assigned-incorrectly
https://superuser.com/questions/1715808/cant-access-router-settings-default-gateway-not-working-as-expected