The openssl command can be used to test connections with various secure services. What
command will open a connection with a remote POP3S (POP3 over SSL) server?
A.
openssl connect host pop.example.com:pop3s
B.
openssl connect pop.example.com:pop3s
C.
openssl s_client connect pop.example.com:pop3s
D.
openssl s_client pop.example.com:pop3s