~marking brainliest ~

~ the arms race meant that once the united states built hydrogen bombs,

☆ the soviet union built them too.
☆ world peace had been assured.
☆ no other country wanted to build them.
☆ a new world war was about to start.

the arms race meant that once the United States built hydrogen bonds that the Soviet Union built them too. The correct answer is A. :)

The right one is LETTER A

Explanation:

they required less loading and unloading

explanation:

the shipping container improved shipping because it cut down on unloading time by three weeks, eliminated wasted space, and allowed ships to carry.

a. by accepting the election of president abraham lincoln in 1860 and convincing other southern states to do the same