IBM Exam C2150-609 Topic 6 Question 32 Discussion

A customer has deployed an IBM Security Access Manager V9.0 solution to protect web applications. After the initial authentication between the client and WebSEAL, WebSEAL can build a new Basic Authentication header and use the ---b option to provide the authenticated Security Access Manager user name (client's original identity) together with a predefined static password across the junction to the back-end server.

Which configuration option will accomplish this?