He chose to bomb Hiroshima because the other option of invading japan would lead to more bloodshed than the bomb itself could do.
it was also used to weaken their industries in Hiroshima and strong-arm the japanese into surrendering.
hope this helped a little
Seems like it is KDKA and it was a great success
Residents of Washington D.C.
If that's one of the answer choices
Holla your name to the reverberate hills, And make the babbling gossip of the air Cry out Olivia-
Those lines in the blue are the correct ones
PLATO
Rome got to big and couldnt handle rebellions and invasions