What is the scale of the map in statement form?

What is the scale of the map in statement form?

A.

One centimeter on the map represents half a kilometer on the ground

B.

One centimeter on the map represents one and half kilometers on the ground

C.

One centimeter on the ground represents two kilometers on the ground

D.

One centimeter on the map represents four kilometers on the ground

Correct answer is A

No explanation has been provided for this answer.