Suppose Our Sun Had 4 Times Its Present Mass but the Earth

Multiple Choice

Suppose our sun had 4 times its present mass but the earth orbited it at the same distance as it presently does. What would be the length of the year on the earth under those conditions?

A) twice as long as the present year
B) the same as the present year
C) 1/4 as long as the present year
D) four times as long as the present year
E) 1/2 as long as the present year