Please help with this

the first one

Explanation:

I think the first one is correct.

• Aristotle thought the earth is in the middle and all the planets and sun revolve around the earth.

But Copernicus thought the sun is in the middle and all the planets revolve around the sun.

to change your username, you must:

1) make sure what the username you want to change to is allowed in this community

2) contact a administrator (for example, jaysl)

3) through pm, tell the admin what you want to change to

4) if the username is allowed, it will be changed in a matter of seconds (minutes at most)

~