Which Layer 4 port must be permitted between a Cisco onePK application and a Cisco device to enable secure connections?

Which Layer 4 port must be permitted between a Cisco onePK application and a Cisco
device to enable secure connections?

A.
TCP 443

B.
TCP 15002/ UDP 15003

C.
UDP 15003

D.
TCP 15003

E.
UDP 15002

F.
TCP 22

G.
TCP 15002