Which CLI command will display sessions both from client to the proxy and from the proxy to the servers?

Which CLI command will display sessions both from client to the proxy and from the proxy to the servers?
A . diagnose wad session list
B . diagnose wad session list | grep hook-pre&&hook-out
C . diagnose wad session list | grep hook=pre&&hook=out
D . diagnose wad session list | grep "hook=pre"&"hook=out"

Answer: D