On March 21, the Moon is in its first-quarter phase. An observer who sees this Moon on his or her meridian at this time
A) cannot see the Sun.
B) sees the Sun setting.
C) sees the Sun rising.
D) none of these

Question

Quizplus · Accepted Answer

During the first-quarter phase, the Moon is 90 degrees away from the Sun in the sky. When the Moon is on the observer's meridian (highest point in the sky), it means it is roughly sunset because the Sun will be setting as the Moon reaches its highest point during this phase.

On March 21, the Moon Is in Its First-Quarter Phase