Before Copernicus challenged the ideas of Ptolomy people accepted the belief that . a.
planets revolved around the sun
c.
planets revolved around the earth
b.
planets revolved around the moon
d.
planets did not move at all

C.  planets revolved around the earth

Explanation:

The other planets besides the sun revolve around the earth says scientists that are in the ISS --International Space Station-- watching it all happen.

This answer was gotten by watching a CNN 10 Teens video.

the first two-party system consisted of the federalist party, who supported the ratification of the constitution, and the democratic-republican party or the anti-administration party (anti-federalists), who opposed the powerful central government, among others, that the constitution established when it took effect in

i believe your answer is mountains.