Answer:
A
Explanation:
The N (2.2 N) is Newton. Newton is weight.
The keystone species is the one at the bottom of the pyramid, if we look at it like a pyramid. If the grass dies, then the deer cannot get food and die, and the predator cannot eat and dies, and the whole ecosystem can fall apart.
Forearm is called the Antebrachial, while the shoulder blade is called the scapular.
what are sound waves* but anyways sound waves are sounds that travel through waves.
example: music travels out of a device into our ear.
C is the answer :))))))))))))))))))))))))))))))