Question

over time, scientists have changed their model of our solar system. it has transitioned from
a a sun - centered to a moon - centered model.
b a sun - centered to an earth - centered model.
c an earth - centered to a sun - centered model.
d a moon - centered to an earth - centered model.

Explanation:

Historically, early astronomers believed in the geocentric (Earth - centered) model. Later, with the work of Copernicus, Galileo and others, the heliocentric (Sun - centered) model became widely accepted.

Answer:

C. an Earth - centered to a Sun - centered model.