Alexander the Great never held the titlle of king of India since he never conquered the entire territory of India, just very small portions of it. Option C is correct.
Alexander III of Macedon commonly known as Alexander the Great was a king (basileus) of the ancient Greek kingdom of Macedon and a member of the Argead dynasty. He was born in Pella in 356 BC and succeeded his father Philip II to the throne at the age of 20.