Universal Containers (UC) uses middleware to integrate multiple systems with Salesforce. UC has a strict, new requirement that usernames and passwords cannot be stored in any UC system.

How can UC’s middleware authenticate to Salesforce while adhering to this requirement?

A. Create a Connected App that supports the Refresh Token OAuth Flow.

B. Create a Connected App that supports the JWT Bearer Token OAuth Flow.

C. Create a Connected App that supports the User-Agent OAuth Flow.
D. Create a Connected App that supports the Web Server OAuth Flow.