Here's a short story: Zack and Jeff decide to ride their bikes to a nearby mall. On the way there, they have an argument as to what to do there and Jeff decides to stop and goof around the park they were passing by. Therefore, Jeff ended up traveling _____ than Zack. (A) more (B) less.  What is the most sensical answer between "Jeff" and  "Zack"?
Zack

Here's a short story: Someone can hear very loud music being played, the speaker must be where? (A) In the same room (B) In the next room.  What is the most sensical answer between "speaker in the same room" and  "speaker in the next room"?
speaker in the same room

Here's a short story: A black hole is much more massive than Earth so if a black hole got near Earth it would have (A) stronger gravity (B) weaker gravity.  What is the most sensical answer between "Black Hole" and  "Earth"?
Black Hole