The term air mass means a. air pressure b. a large section of air c. the weight of the atmosphere d. wind blowing due to a difference in pressure

B. A large section of air

The complete definition is: a body of air with horizontally uniform temperature, humidity, and pressure.

for e2020. the answer would be some directions from the mountain range so we can find mt. whitney. to locate which direction is north, you should use a   compass. this would not only find mt. whitney, but also becuase of this long paragraph you would get points because it's not like anyone actually reads your work becuase once they read the first sentence it sounds dumb enough to not read becuase i'm not good at answering this but the answer is compass for your benefit.

for e2020 ; -;

answerinternational border(ib);