Which is different?

A. What is the area of a circle with a diameter of 1 m?
B. What is the area of a circle with a radius of 100 cm?
C. What is the area of a circle with a diameter of 100 cm?
D. What is the area of a circle with a radius of 500 mm?

Find “both” answers. Use 3.14 for pi.
1. The answer to the "same" question is ?? cm².

2.The answer to the "different" question is about ?? cm².