Answer:
The Domino Theory was based on the idea that communism was a contagious force that spread from country to country. It was first advanced during Harry S. Truman's presidency, when WW2 ended, as the United States adopted the policy of Containment to restrict communist expansion and the sphere of influence held by the USSR.
Explanation:

The culture of Nepal encompasses the various cultures belonging to the 125 distinct ethnic groups present in Nepal.[1] The culture of Nepal is expressed through music and dance; art and craft; folklore; languages and literature; philosophy and religion; festivals and celebration; foods and drinks.
Hope it's help uh...!!!
Answer:
Market Economy
Explanation:
I believe the answer is Market Economy, though you should definitely check want to check my answer.
The statements that true is C. Salt was so valuable in Ghana that it was Worth in Gold
Many said that the Ghana empire was rich by handling the trade of Salt and Gold. There are no record about option A and option B.
And Option D. is definitely wrong because the Ghana Empire use Silent Trading, the trading occurred without the traders seeing each other face
B.) He designed spinning machines that spurred the growth of factory towns and textile