How must the administrator configure the local quick mode selector for site B?

An administrator is configuring an Ipsec between site A and siteB. The Remotes Gateway setting in both sites has been configured as Static IP Address. For site A, the local quick mode selector is 192.16.1.0/24 and the remote quick mode selector is 192.16.2.0/24.

How must the administrator configure the local quick mode selector for site B?
A . 192.168.3.0/24
B . 192.168.2.0/24
C . 192.168.1.0/24
D . 192.168.0.0/8

Answer: B