Given this output from the who(1) command:
$ who
ann console Jan 27 07:25
dave pts/8 Jan 24 15:11 (:0.0)
fred term/a Jan 27 08:00
lisa pts/6 Jan 27 08:28 (physical)
Which two users are physically connected to the system? (Choose two.)

A.
Lisa

B.
Dave

C.
Fred

D.
Ann