the gravitational pull of the Sun the gravitational pull of Earth the composition of the Moon the phases of the Moon
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Approximately 59% of the Moon is visible from Earth because the Moon rotates and revolves in the same period. Which most likely causes this phenomenon?
Possibilities:
- the gravitational pull of the Sun
- the gravitational pull of Earth
- the composition of the Moon
- the phases of the Moon

the gravitational pull of Earth