full moon. new moon. waxing moon. waning moon.
I gave my students this multiple choice question: When the lighted half of the Moon faces the Sun and the dark half faces Earth, the phase of the Moon viewed from Earth is called the

Only one answer is correct among these 4 choices:
- full moon.
- new moon.
- waxing moon.
- waning moon.

Could you tell me which one is correct?

new moon.