Which three tools are necessary to console into a Cisco UCS C-Series Rack-Mount Server?

Which three tools are necessary to console into a Cisco UCS C-Series Rack-Mount Server?
(Choose three)

A.
Cisco DB-9-to-RJ-45 console cable

B.
laptop

C.
monitor

D.
keyboard

E.
KVM dongle

F.
USB serial adapter