Kepler Was Finally Able to Absolutely Prove the Truth of His

Multiple Choice

Kepler was finally able to absolutely prove the truth of his theory of the motion of the planets by using

A) his own highly accurate observations of the planets.
B) data gathered by the ancient Greeks.
C) the data of Tycho Brahe.
D) All of the above.
E) Nonsense-- it is impossible to prove that a theory is true.