What is the purpose of the following command? virtual-template {template-number}pre-clone {number}

A.
Used in a PPPoA environment, it will improve the memory utilization by decreasing the number of dynamic interfaces created.

B.
Used in either a PPPoA or PPPoE environment, it will decrease the time needed to boot the NRP by creating needed access interfaces before they are needed.

C.
Used in a PPPoE environment, it will increase the time needed for a user to connect to the NRP by allocating access interfaces at boot time.

D.
Used in a PPPoE environment, it will pre-create a defined number of dynamic access interfaces to reduce the load on the NRP during times of peak user logins.

E.
Used in either a PPPoA or PPPoE environment, it will increase the initial load on the NRP by pre-creating a defined number of dynamic access interfaces.