Asap first person who answers this will be brainliest , and 5 stars! easy question
the heliocentric theory says that the
the moon was the center of the universe.
earth and all the other planets revolve around the sun.
other planets revolve around the sun, but the earth stands still.

The theory that the earth revolves around the Sun is called the heliocentric theory, helio meaning 'sun' and centric meaning 'in the center.' This theory was developed in parts by different astronomers over many years, namely Aristarchus, Copernicus, Kepler, and Galileo.

Explanation:

the answer. is b

hope this : d

the answer is c. baby boomers are the largest generation and have already begun reaching retirement age.

that is the the answer on e20 , brainliest ? ?