C. industrial revolution is the correct answer
Reasserted its power and began aggressive military expansion. Hope that helps!
I think the answer is D, I might be wrong though but hope I helped! Sorry if I didn't!
The Strategic Arms Limitation Treaty (SALT) agreements signed in the 1970s by the United States and the Soviet Union were efforts to "<span>(1) reduce Cold War tensions," since the direct aim was to eliminate large portions of each nation's nuclear arsenal. </span>