Multiple Choice
Which of the following does NOT correctly characterize a planet's motion on the sky?
A) Planets vary in brightness over the course of a year.
B) Planets remain near the ecliptic.
C) Planets occasionally move west to east across the sky during a single night.
D) Planets change their locations relative to the background stars from night to night.
Correct Answer:

Verified
Correct Answer:
Verified
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