Administrators can grant non-admin users the ability to develop global applications. Delegated Development is for the scoped applications only Reference:
The incorrect statement about Delegated Development in ServiceNow is that administrators can grant non-admin users the ability to develop global applications. Delegated Development allows administrators to grant non-admin users the ability to develop scoped applications, not global applications. Global applications are accessible by all other applications and do not have a namespace prefix. Scoped applications are isolated from other applications and have a unique namespace identifier. Delegated Development provides more granular control over the developer permissions, application resources, and data access. References: [Advantages of Scoped Applications in ServiceNow], [Product Documentation | ServiceNow]

gs.print() and gs.log() are older and not available in scoped applications, whereas gs.debug(), gs.info(), gs.
warn(), gs.error() work in both scoped applications and global are therefore are more versatile going forward in future versions.
Reference: https://community.servicenow.com/community?id=community_question&sys_id=bd71cb29db98dbc01dcaf3231f9619c6

Search branch and merge branches are available features in Studio. Search branch allows you to search for a specific branch name or ID in your Git repository. Merge branches allows you to merge changes from one branch to another, resolving any conflicts that may arise. Push to external source control and push to update set are not available features in Studio. Push to external source control is a feature of Source Control Integration, which is a separate application from Studio. Push to update set is a feature of Update Set Previewer, which is also a separate application from Studio. Reference: Studio, Source Control Integration, Update Set Previewer

A Record Producer in ServiceNow is a specific type of catalog item that enables users to create records in a particular table through a simplified interface. They are often used to allow users to create task-based records, such as incidents or change requests, from the Service Catalog.
servicenow.com
Key characteristics of Record Producers include:
Graphics can be included on the user interface: Developers can enhance the user experience by adding images or icons to the Record Producer form, making it more intuitive and visually appealing.
Each field prompts the user with a question rather than a field label: Instead of standard field labels, Record Producers can present fields as questions to guide users in providing the necessary information. This approach makes the form more user-friendly and context-specific.
You can script behaviors of fields in the user interface: Developers have the flexibility to add client-side scripts to control the behavior of fields on the Record Producer form. This capability allows for dynamic interactions, such as showing or hiding fields based on user input or pre-populating fields with specific data.
Option A is incorrect because records created by a Record Producer are inserted into the table specified during its configuration, not necessarily the Requested Item [sc_req_item] table. Option C is incorrect because scripting is not mandatory for Record Producers; they can function without additional scripting, although scripting can be used to enhance functionality when needed.