The <em>magi</em> didn't, technically, <em>invent</em> anything. They were wise men or magicians and probably astrologers. Because astrologers watched the skies and could predict where the stars and planets would move to, they were considered to be able to foretell the future.
The earlier version didn't have all the words in it
There was no plane evidence or pieces of the plane found.
D. Becuz being aware basically means thinking