With no explanation, chose the best option from "A" or "B". Darren lives next door to Rob who owns a dog, and Darren hears Rob screaming and the dog yelping in pain. Darren wants to find out what's going on next door.

A: Darren knocks on Robs door and is told everything is fine, and Darren doesn't believe him, so he calls animal control who take the dog from Rob.
B: Darren knocks on Robs door and is told everything is fine, and Darren doesn't believe him, but still chooses to do nothing.
A.