which describes one way that aristarchuss explanation of the movement of objects in the sky was different…

which describes one way that aristarchuss explanation of the movement of objects in the sky was different from other scientists earlier explanations? he discovered venuss phases. he argued that earth rotates on its axis. he explained the concept of retrograde motion. he described the epicycles of the planets in the sky.
Answer
Brief Explanations:
Aristarchus was one of the first to propose that Earth rotates on its axis. Galileo discovered Venus's phases. Hipparchus and Ptolemy explained retro - grade motion using epicycles.
Answer:
He argued that Earth rotates on its axis.