When configuring vPC-HM CDP with multiple links to the same switch, are port-channels required?

When configuring vPC-HM CDP with multiple links to the same switch, are port-channels required?

A.
Each link between the upstream switch and the VEM is an individual subgroup.

B.
Connections that go to the same upstream switch must be configured with the command
channel-group <number> mode active.

C.
Connections that go to the same upstream switch must be configured with the command
channel-group <number> mode passive.

D.
With vPC-HM CDP, the user can pin traffic from a specific VM to a specific uplink.

E.
Connections that go to the same upstream switch must be configured with the command
channel-group <number> mode on.

Explanation: