Select the correct answer.
Earth is approximately 9.3 × 107 miles from the sun. Saturn is approximately 8.87 × 108 miles from the sun. About how much farther is Saturn from the sun than Earth is?
A.
7.94 × 107 miles
B.
7.94 × 108 miles
C.
4.3 × 107 miles
D.
4.3 × 108 miles