Consider these three numbers expressed in scientific notation: 2.4 × 10^4, 6.3 × 10^5, and 9.6 × 10^7. Which number is the greatest, and by how many times is it greater than the smallest number? A)The greatest number is 9.6 × 10^7. It is 400 times greater than the smallest number.B) The greatest number is 6.3 × 10^5. It is 40 times greater than the smallest number. C)The greatest number is 6.3 × 10^5. It is 400 times greater than the smallest number. D)The greatest number is 9.6 × 10^7. It is 4,000 times greater than the smallest number.