Question

Which of the following statements is true about a light-year?

A) It is the distance to Alpha Centauri.
B) It is shorter than the astronomical unit.
C) It is used to measure long periods of time.
D) It is used to measure long distances in space.

Answer 1

D

Step-by-step explanation:

Answer 2

I pretty sure its D

Step-by-step explanation:

because I dont think that it measures long periods of time I could be wrong tho if I am I'm sorry