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？（）
- AThe new router will become active immediately because it’s the newest router introduced intothe group
- BThe new router can become active only when the existing active router and the existing standbyrouter become unavailable
- CThe new router has a lower priority value
- DThe new router will never become active unless the existing active router becomes unavailable
- EThe new router has preempt configured and a higher priority
- FThe new router has a higher priority value