On a Given Evening, an Observer Notices That the Sunlit

On a given evening, an observer notices that the sunlit portion of the Moon has a crescent shape. This simple observation implies

A) that the Moon is farther from the Sun than Earth is at that time.
B) nothing at all about the position of the Moon in space compared to that of Earth and the Sun.
C) that the line from Earth to the Moon is exactly at right angles to the Sun-Earth line.
D) that the Moon is closer to the Sun than Earth is on that evening.