Which development was the first major change to ancient models of the solar system?(1 point)
Responses
the choice to make elliptical rather than circular orbits
the choice to make elliptical rather than circular orbits
the placement of some planets closer to the center of the solar system
the placement of some planets closer to the center of the solar system
the placement of the Sun at the center of the solar system
the placement of the Sun at the center of the solar system
the choice to place stars far from Earth