What was true about african americans in the military

u.s. involvement in the vietnam war: the gulf of tonkin and escalation, 1964. in early august 1964, two u.s. destroyers stationed in the gulf of tonkin in vietnam radioed that they had been fired upon by north vietnamese forces.

is there choices? if not i believe it's the constitution

i only know the first one it is

1. xia. the shang, and zhou

b. it is closer to the equator.