Which two statements about IOS and IOS XE are true? (Choose two.)

A.
IOS XE can upgrade and restart applications independently of IOS.

B.
Only IOS uses the FFM to provide separation between the control plane and the data plane.

C.
IOS XE provides improved functionality and an enhanced UI.

D.
Only IOS runs as a single daemon within the Linux OS.

E.
IOS XE provides additional system functions that run as multiple separate processes in the OS.