Answer:
The answer is George B. McClellan.
Explanation:
Trinity Test in 1945 <span>was the </span>code name<span> of the first detonation of a </span>nuclear weapon. The test was a part of the Manhattan project that is led by the United States. The result of the Trinity Test led to the people involved conclude that it is a very dangerous weapon.
D. The Soviet Union and Chinese helped Korean communists gain power in the north.
I think the answer would be E. Feudal Democracy
Your answer would be A - The fertility rate is low.
I hope this is helpful. ✧