Answer:
Person B
Explanation:
Person B will hear the frequency that is lower than the B- flat.
Answer:
D
Explanation:
The bottom of the mountain is not correct because your trying to stop.
The top is of the mountain is when you gain energy.
The middle is when you have the most kinectic energy.
There are many types of machine what type well for every day machines like treadmills is sweating, dehydration, loss of calories or fat.
You have to upload this in the area of mathematicians..!