Michelle says that 4,902 × 0.001 is the same as 4,902 ÷ 103. Which explains whether she is correct?

A. She is correct because 0.001 = 103.

B. She is correct because multiplying by 0.001 is the same as dividing by 103.

C. She is incorrect because 4,902 × 0.001 = 0.4902 and 4,902 ÷ 103 = 4.902.

D. She is incorrect because multiplication makes a number greater and division makes a number less.