Answer:
Person B has four times the power output of person A.
Air pressure decreases as altitude increases. this is because air pressure is caused by the gravity of earth, the gravity pulls on the air, compacting it and making a pressure.
But as we go higher, gravity decreases, causing less pull on the air resulting in less air pressure.<span />
D I think .... don’t be mad if I’m wrong
Answer:
Closest to the dog.
Explanation:
Sounds are louder the closer you are to them.
