What is true about map projections?

a. they show flat surfaces in a curved manner.

b. they all distort some part of the earth's surface.

c. they show the true scale of all of earth's features.

d. they were developed by early historians.

B. They all distort some part of the earth's surface.

Explanation:

Map projections are a plane projection of the earth, which is a sphere, so when putting that into a plane projection some surface of the earth will end up distort, because of this for example in the common earth maps we all know, the land that is closer to the poles is projected up to 1.6 times bigger than it actually is.

(e) a major consequence of the election was that several southern states