Because of a topology change, the next hop IP address in the current static route must be reconfigured. How can a static route entry be altered to accommodate a topology change?

Keep the existing static route and configure a new static route with the correct next hop IP address.
Negate the existing static route and configure a new static route with the correct next hop IP address.
Do nothing. The existing static route will automatically update the next hop entry with the new IP address.
Keep the existing static route, reload the router, and configure a new static route with the correct next hop IP address.

ccna 2 final Exam Question And Answers 

Because of a topology change, the next hop IP address in the current static route must be reconfigured. How can a static route entry be altered to accommodate a topology change?