Ptolemy, Aristotle and Brahe all believed in which model of the universe?

O a
Geocentricism
Heliocentricism
Egocentricism

Ptolemy, Aristotle, and Brahe believed in the geocentric model of the universe.

Ptolemy, Aristotle, and Brahe all believed in the geocentric model of the universe, which positions the Earth at the center and assumes that all other celestial bodies, including the Sun, revolve around it.