<u>Answer:
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MacArthur wants to impress his listeners; Long wants to make them think.
<u>Explanation:
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- MacArthur has spoken in his speech in the most articulate way about the sacrifice that the men of the country make to secure the well-being of citizens of the nations. The language is intended at making the listeners comply with his words by influencing and impressing them.
- On the other hand, Long is trying to acquaint his listeners to the truth of the society that he has devised to be deteriorating the lives of common people of the United States.
The reason why one case of influenza does not confer lifelong immunity is that the virus tends to mutate overtime which makes it unrecognizable to the immune system.
<h3>Why is it difficult to get immunity to influenza?</h3>
Influenza is caused by a virus which tends to mutate overtime in order to stay ahead of medical technology.
As a result, this mutation makes the original virus unrecognizable to the immune system which would then be unable to fight it.
Find out more on natural immunity at brainly.com/question/21480961
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The existence of aliens is an example of his "belief".
Belief is the perspective in which a man thinks something to be the situation with or without there being empirical evidence to demonstrate that something is the situation with verifiable sureness. Another method for characterizing conviction considers it to be a psychological portrayal of a demeanor decidedly situated towards the probability of something being valid.