Answer: New technology methods
Explanation: Techonology itself is developing quick from day to day. It is important to try and add new things that can improve it. So developing a specific method that is very well planned and established can advance technology.
Answer:
D. to control the water of the river's
Answer:
the meaning of merits is advantages
Answer:I believe its b because is talking about they were deeply moved
Answer: In 1947, President Harry S. Truman pledged that the United States would help any nation resist communism in order to prevent its spread. His policy of containment is known as the Truman Doctrine. ... To help rebuild after the war, the United States pledged $13 billion of aid to Europe in the Marshall Plan.
Explanation: