Geographic scale on a map is not represented by geographic scale on a map is not represented by

a. a bar line.

b. a ratio.

c. a fraction.

d. a picture.

e. a statement such as "1 centimeter equals 10 kilometers."

B.a ratio.

Explanation:

The geographic scale is represented as RF, which is numerical value on the map and is used to show the distance of the earth to the distance of map e.g 1:50,000, where the small and large scale map is drawn to scale and expressed by this ratio.  The graphical scale is represented by a line and the scale is represented by a ratio that is a two-dimensional aspect of the earth.

Ithink its deforestation.