The dating of artifacts is done by a three age system based on the development of tools and technology.
The answer is B. The Robert F. Kennedy presidential battle started on March 16, 1968. Robert Francis Kennedy, a U.S. Representative from New York who won a Senate situate in 1964, confronted what was broadly viewed as a farfetched race against an occupant, President Lyndon B. Johnson.
Thats a presidential my dude.. You live in one
I believe it would be D. Not 100% on it but i am fairly certain.