Which statement about the Cisco ISR G2 routers is true? Select exactly 1 answer(s) from the followin

Which statement about the Cisco ISR G2 routers is true? Select exactly 1 answer(s) from the following:

A.
You can install multiple images on the Cisco ISR G2 routers.

B.
An advanced integration module will work on the Cisco 2900 Series Integrated Services Routers.

C.
An existing network module can be reused in Cisco ISR G2 routers.

D.
Cisco ISR G2 routers are high-performance routers and include the Cisco 3800 and 3900 series.