Question

A star is 20 light years from the Earth.
How much time does it take for the light
from the star to reach the Earth ?
(A) 60 years
(B) 20 years
2
(C) 6 years
3
(D) 15 years​

Answer 1

The answer is (B) 20 years.

hope it helps..

Answer 2

Answer:

4 years

But according to your question

it's (c) 6 years