Refer to the exhibit. 

Why does the EasyVPN session fail to establish between the client and server? 

Answer options:

A. Incomplete IPsec phase-1 configuration on the server
B. Incorrect IPsec phase-2 configuration on the server
C. Incorrect group configuration on the client
D. ISAKMP key mismatch
E. Incorrect ACL in the ISAKMP client group configuration

C