Refer to the exhibit.

Customer ABC uses RFC 1918 addresses within its network. Customer ABC wants the Internet
access for all the branch offices to transit through the head office for security and NAT purposes.
The PE routers in the service provider network contain Internet routes in the global routing table.
Which option describes the router or routers that should be configured to accomplish the
administrative goal of the customer?

A.
all the PE routers and the P router

B.
both PE2 and PE3 routers

C.
only the PE1 router

D.
only the P router