You want to ensure your multivendor MPLS core network does not decrease the TTL when using
ping and traceroute from IP endpoints. Which configuration parameter satisfies this requirement?

A.
no-decrement-ttl, configured on all routers in the path

B.
no-decrement-ttl, configured on the ingress router only

C.
no-propagate-ttl, configured on all routers in the path

D.
no-propagate-ttl, configured on the ingress router only

Explanation: