Answer: Ecosystem
Explained: There's a minimum word count I'm filling up, don't mind me.
The correct answer is A. Charged particles from the sun exite the atmosphere near the poles to create auroras.
Answer:
Maybe A is the correct answer
The word to fill in the blank is "equal". Because the time taken to rotate (spin on its axis) is equal to the time of revolution (going around the earth), this means that both have the same rate of angular rotation. So for every bit that the moon goes around its orbit around earth, the moon itself rotates accordingly to present the exact same side to earth.
