The answer you’re looking for is C
They created the number system and discovered that the earth was round by studying eclipses.
Hope this helps.
Robert S<span>. </span>McNamara<span>. Was the </span>secretary<span> of </span>defense<span> under Kennedy. He helped develop the flexible response policy. He was against the war in </span>Vietnam<span> and was removed from 1964 Congressional resolution that authorized President Johnson to commit </span>US troops<span> to south </span>vietnam<span> and fight </span>a<span> war against north </span>Vietnam<span>.</span>
A. B. D. C. C. A. B. C. A. A. D. B.
