HELP ASAP PLS I'LL GIVE YOU BRAINLIEST Select the correct answer.

What is responsible for the difference between the time the Moon takes to go through a complete set of phases and the time it takes to complete one complete revolution of the Earth?

A.

the movement of the Earth along its orbit

B.

the changing speed of the Earth's rotation

C.

the synchronous rotation of the Moon

D.

the tilt of the Earth about its axis

A

Explanation:

the correct answer is A

This is the sidereal month. It is measured against the background stars. However, the Earth is also orbiting the Sun, and the moon needs extra time to catch up to its previous position relative to the Sun. 

answer: your mm

explanation:

radioactive decay occurs in unstable atomic nuclei – that is, ones that don't have enough binding energy to hold

the nucleus together due to an excess of either protons or neutrons.