I had read all about pearl harbor and the answer is C
Answer:
A
Explanation:
The Korean War. The Korean War acted as a proxy war during the Cold War between the United States who sided with South Korea and the Soviet Union and China who sided with North Korea. America was committed to stopping the spread of Communism, so the United States battled against North Korea and China in the Korean War.
Fallout shelters are still someone in use but not for the purposes of nuclear fallout, only severe storms, etc. Th Interstate Highway System is the best choice from this list.