A new router is added to an existing HSRP standby group. One of the existing routers is in anactive state， the other is in a standby state. Under what circumstance will the new router becomethe active router？（）

A. The new router will become active immediately because it’s the newest router introduced intothe group
B. The new router can become active only when the existing active router and the existing standbyrouter become unavailable
C. The new router has a lower priority value
D. The new router will never become active unless the existing active router becomes unavailable
E. The new router has preempt configured and a higher priority
F. The new router has a higher priority value