Because they should know if the thing they are studying is like from or about or how it was made
In his old age he became a communist and during the cold war it was just too tough to be a communist in the US. He went to Ghana after it became the first African country. DuBios has worked for African independence all his life, and was invited to enjoy it by Kwame Nkrumah, his old friend, and Ghana's first president.
Answer:
D. It has a large military but a weak economy.
Explanation:
The North Korean Army has one of the most active soldiers in the World as they use compulsory service for most citizens. This means that it's mandatory for a citizen must serve in the army for a certain amount of time. The country's economy is extremely weak and depends on Cold War Era technology to manufacture goods. Also, North Korea has been heavily sanctioned by the UN multiple times.