Refer to the exhibit.

Your organization has two offices, Site 1 and Site 2, which are connected by a provider backbone, as
shown. Where must you configure an attachment circuit to allow the two sites to connect over a
Layer 2 network using L2TPv3?

A.
PE Site 1 Fa1/0 and PE Site 2 Fa0/0

B.
CE Site 1 Fa0/0 and CE Site 2 Fa0/0

C.
PE Site 1 Se0/0 and PE Site 2 Se0/0

D.
CE Site 1 Fa0/0 and PE Site 2 Se0/0