*/*_Light from the star, Alpha Centauri, which is nearest to the earth after the sun, reaches the earth in?

*/*_Light from the star, Alpha Centauri, which is nearest to the earth

1.	/_Light from the star, Alpha Centauri, which is nearest to the earth after the sun, reaches the earth in?
A.	4.2 seconds
B.	42 seconds
C.	4.2 years
D.	42 years
Answer» D. 42 years