Which describes the work of nicolaus copernicus?

a. studying prisms and the nature of light

b. experimenting on human bodies

c. developing a heliocentric theory

d. inventing analytic geometry

It may be reasonably inferred from the passage that sylvia’s attitude toward mistress molly’s antics is ?

Before the invention of the loom in 1785, textile manufacturing was: a) regulated under the guild system. b) performed by children working in factories. c) produced in rural cottages under a putting-out system. d) conducted by british colonists overseas.

Four score and seven years ago our fathers brought forth on this continent a new nation, conceived in liberty, and dedicated to the proposition that all men are created equal. —"the gettysburg address," abraham lincoln which quotation correctly uses an ellipsis to shorten lincoln’s words?