Respuesta :
Answer: B) He hopes to persuade Americans to share their expertise with other nations.
Explanation: In the given excerpt from President Harry S. Truman’s inaugural address, we can see that he explains how Americans should help other nations that are struggling, by providing them with knowledge of food and clothing production, infrastructure, etc, in order to help them to have a better life. So the purpose of this excerpt is to persuade Americans to share their expertise with other nations.