Refer to the exhibit
An administrator is establishing an MPLS domain to allow communication between 10.1.0.0/16.10 2 0 0/16. and 10.3 0.0/16. The solution will use OSPF routing and LDP. On which PE and P devices should these protocols be configured?
A. All P and PE devices should be configured with MPLS, but only P devices need OSPF and only PE devices need LDP.
B. All P and PE devices should be configured with MPLS, LDP. and OSPF.
C. All P and PE devices should be configured with MPLS, but only PE devices need OSPF and LDP.
D. All P and PE devices should be configured with MPLS and LDP. but only PE devices need OSPF.