Which action fixes the issue?

Refer to the exhibit.

P1 and PE3 Cisco IOS XR routers are directly connected and have this configuration applied. The BGP session is not coming up. Assume that there is no IP reachability problem and both routers can open tcp port 179 to each other.

Which action fixes the issue?
A . Change HMAC-MD5 to HMAC-SHA1-20
B . Configure the send and accept lifetime under key 1
C . Change HMAC-MD5 to MD5
D . Change HMAC-MD5 to HMAC-SHA1-12

Answer: B