Two cells are measured under a microscope. Cell A has a diameter of 7 x 10-³ centimeters and Cell B has a diameter of 5 x 10-4 centimeters. What is the difference in centimeters between the diameter of Cell A and the diameter of Cell B3 A. 2x104 B. C. D. 2x 10-3 6.5 x 104 6.5 x 103