Which two statements must be considered when accomplishing the task?

You are asked to implement a Dynamic IPsec VPN on your new SRX240. You are required
to facilitate up to 5 simultaneous users. Which two statements must be considered when
accomplishing the task?

A.
You must use main mode for your IKE phase 1 policy.

B.
You must acquire at least three additional licenses.

C.
Your devices must be in a chassis cluster.

D.
You must be a policy-based VPN.