Answer:
Metre. ... The metre is defined as the length of the path travelled by monochromatic light in a vacuum in 1299 792 458 of a second.
Explanation:
It was signed by President Anwar Sadat of Egypt and Israeli
Priminister Menachem Begin. This was
signed on 1978. As a result Egypt and
Israel made peace. This drew mixed
reactions as the Palestinians were against it but some organizations hailed as
a major development in the Middle East.
It was done through the efforts of U.S. President Jimmy Carter. Sadat
and Begin would both be awarded the Nobel Peace Prize.