On a standalone BIG-IP ASM system, which of the following configuration is valid?
A. Pool named http_pool with 1 pool member, no persistence, and no load balancing method
B. Pool named http_pool with 3 pool members, cookie persistence, and ratio load balancing method
C. Pool named http_pool with 2 pool members, source IP persistence, and least connections load balancing method
D. Pool named http_pool with 3 pool members, cookie persistence, and least connections load balancing method