A. the period in which the moon completes an orbit around the earth
B. the period in which the moon completes an orbit around the Earth and returns to the same position in the sky
C. the period of rotation of moon
D. None of the above
✅ The correct answer is option B.
The sidereal month may be defined as the period in which the moon completes an orbit around the Earth and returns to the same position in the sky.
The sidereal month may be defined as the period in which the moon completes an orbit around the Earth and returns to the same position in the sky.