Question

Read the sentence.
Nicholas Copernicus is best known for publishing works on his deathbed that discussed __________.
Which most accurately completes the sentence?

heliocentric theory and planetary orbits, including the orbit of the earth moon

string theory, which is cosmological theory based on cosmic strings

the law of motion, including the universal law of gravitation

geocentric theory and Ptolemaic system explaining the universe

A?

Answer 1

Now you are striking close to home.
In short, very short, yes.
.... but really it is a long , long story.

Answer 2

thank u