Explanation
Customer satisfaction survey, Net promoter score, and Service level agreement are measures that can be used to specifically measure customer loyalty. Customer satisfaction survey is a method of collecting feedback from customers about their satisfaction with a product, service, or experience. Customer satisfaction survey can help measure customer loyalty by indicating how happy customers are with the company and how likely they are to continue doing business with them. Net promoter score is a metric that measures the willingness of customers to recommend a company's products or services to others. Net promoter score can help measure customer loyalty by indicating how loyal customers are to the company and how likely they are to refer new customers to them. Service level agreement is a contract that defines the level of service that a customer expects from a provider, such as response time, resolution time, availability, or quality. Service level agreement can help measure customer loyalty by indicating how well the company meets the customer's expectations and how satisfied the customer is with the service. Verified References: Service Cloud Consultant Certification Guide
& Tips, Measure Customer Satisfaction, Net Promoter Score Overview, Set Up and Manage Entitlements and Milestones

Explanation
The History tab on the Actions & Recommendations component is a feature that service agents can use to review the actions they have taken on a case, such as applying macros, sending emails, or updating fields. The History tab also shows the outcome of each action, such as success, failure, or partial success. This helps agents keep track of their progress and troubleshoot any issues. Verified References: : Review Your Actions History

Explanation
Embedded Chat Window is the functionality that a consultant should recommend implementing to resolve the issue of heavy amount of phone calls and customer complaints about the hold time. Embedded Chat Window is a feature that allows customers to interact real-time with support agents from their computers and mobile devices. Embedded Chat Window can be added to any website or mobile app with a few lines of code.
Customers can initiate a chat session by clicking on a chat button or widget, and agents can respond using the Service Console. Embedded Chat Window also supports features such as pre-chat forms, chat transcripts, chat transfer, file transfer, and chatbot integration. Embedded Chat Window can help reduce the volume of phone calls and improve customer satisfaction by providing an alternative and convenient channel for customers to get support for complex product issues. Verified References: Service Cloud Consultant Certification Guide & Tips, Embedded Chat Service Overview