Ptolemy believed that earth was at the center of the universe. kepler believed that the sun was at the focus of earth's elliptical orbit. which of these statements best explains why ptolemy and kepler made different observations about the solar system? (2 points) question 28 options: 1) the focus of their study was different. 2) they studied outdated theories and evidences. 3) they could not match the data with the observations. 4) they believed in proposing different theories to strengthen science.