The Truman Doctrine is the document that promised assistance from the United States to any country threatened by European nations. President Harry S. Truman sponsored this document. It important to the United States because the U.S.<span> needed assistance for </span>Greece<span> and </span>Turkey<span> to forestall communist domination of the two nations.</span>
Before the steamboats, man had only the power of muscles (whether his own muscles or the muscles of animals). He depended on these muscles in transportation. This made transportation a very long and tiring journey.
Steamboats' main advantage was providing faster transportation to both people and goods. This reduced the time and the effort needed for transportation.
However, they were not very safe or accurately designed. Many people died as a result of the explosion of the boilers.
Answer:
b. Franks is the correct answer.
It can help you be a better person living in today’s world and can influence you as a person