In the late 19th century the ideas of social darwinism were used primarily to

Explanation: 3) In the late 19th century, the ideas of Social Darwinism were used primarily to. (1) encourage the passage of compulsory education laws. (2) explain the differences in income between the rich and the poor.

studies show tha in 7.5 billion years from now, the expanding sun will engulf, and destroy, the earth.

it was the first amendment