Refer to the exhibit. IDSM blocking is indicated by the dotted arrows. What is the correct method
for implementing this blocking configuration?

A.
This configuration cannot be implemented.

B.
Create a blocking group for each router, and add the appropriate IDSMs to the blocking group.

C.
Using IDM, add the IP addresses of the appropriate routers to the Blocking Devices table of each IDSM.

D.
Configure the IDSM that is nearest to the Internet as a master blocking sensor, and configure the other IDSMs as block forwarding sensors.