what is the correct syntax for the user doe4?to login remotely to the example.com server?

Using SSH (Secure Shell), what is the correct syntax for the user doe4?to login remotely to the example.com server?

A.
ssh -l jdoe4 example.com

B.
ssh –user jdoe4@example.com

C.
ssh jdoe4 example.com

D.
ssh example.com jdoe4:password