B) Allowing agents to more easily access customer data to better support customers when they call in can add value to the company by improving customer satisfaction, loyalty, and retention. This can also enable agents to provide personalized recommendations, cross-sell or upsell opportunities, and proactive service based on the customer's profile, preferences, and purchase history. C. Allowing agents to use SSO to log into B2C Commerce and Service Cloud using the same credentials can add value to the company by simplifying the login process, enhancing security, and reducing administrative overhead. This can also provide a seamless user experience for agents across different systems and platforms. Reference:
https://www.salesforce.com/products/service-cloud/overview/
https://www.salesforce.com/products/commerce-cloud/overview/
https://help.salesforce.com/s/articleView?id=sf.identity_sso.htm&type=5