Read this excerpt.

“i have not assumed that you or any other sane man would, in this nuclear age, deliberately plunge the world into war which . . could only result in catastrophic consequences to the whole world, including the aggressor.”
–president john f. kennedy
letter to nikita khrushchev
october 22, 1962

based on the excerpt from kennedy’s letter, what was the danger of a nuclear war?
ineffective weaponry
an embarrassing failure
widespread destruction
a natural catastrophe