Which of the following Health Checks can be defined for a forwarding host?

Which of the following Health Checks can be defined for a forwarding host? (Choose all that apply)
(a) ICMP
(b) TCP
(C) HTTP
(d) HTTPS

A.
a & b only

B.
b & c only

C.
c & d only

D.
a & d only

E.
All of the above