When configuring an IKE proposal on a VPN 3000 Concentrator, which of the following proposal names are valid?

A.
Proposal Name: IKE-3DES

B.
Proposal Name: IKE-3DES-MD5-DH7

C.
Proposal Name: IKE-DH7-3DES-MD5

D.
Proposal Name: IKE-3DES-DH7-MD5

Explanation:
Reference: Cisco VPN 3000 Series Concentrators – Tunneling Protocols Reference: Cisco Courseware page 6-59