Question

Why was the US detonation of a hydrogen bomb in 1952 and the Soviet detonation of one in 1953 significant?

It signaled that the Soviet Union was spying on the United States.
It was a sign that the United States was better at producing dangerous weapons.
It was a sign that the countries would soon threaten each other with war.
It signaled that the arms race was producing stronger, more dangerous weapons.

Answer 1

Answer: it is D,It signaled that the arms race was producing stronger, more dangerous weapons

Step-by-step explanation:

Took test

Answer 2

D

Step-by-step explanation: