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Select all that apply.
The spectrum of Star X is compared to a reference hydrogen spectrum. What can be concluded about Star X?
A. Star X is showing radial motion.
B. Star X is moving toward the Earth.
C. Star X is moving away from the Earth.
D. Star X may be moving, but its motion is not radial.

Respuesta :

the answer is option D.Star X may be moving but its motion is not radial.

Answer: D

Explanation:

i got it right on my quiz.

btw, for mine, i could choose multiple answers, but its just D

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