Answer:
Because the writers wont put their whole information in their works because that's their business and their privacy
Explanation: In my information and writers do not always have to state all the information directly in their works
I would say it is C, if not possibly B.
Born circa 1341 B.C.E., King Tut was the 12th king of the 18th Egyptian dynasty.
Answer:
i think its because if one of the models are broken or wrong they have a back up or just try to get better info then the others or just to get extra data.
Explanation: