1. the moon is between the sun and the earth. the sun shines on the backside
the moon. the side that faces earth is in the dark.

All three statements are sometimes true and sometimes false

Explanation:

The Moon orbits the Earth, with the same face always toward the Earth.  

1. The moon is sometimes between the Sun and the Earth. At other times, it isn't.

2. The Sun shines on the back side of the Moon, but it also shines on the front side.

3. The side that faces the Earth is sometimes dark (New moon) and sometimes lit (Full moon).

just took the test the answer is b.