It made him more compassionate and understanding because he knew how it felt to struggle with an illness. And he knew what the people needed and how to help because he was in a similar situation.
Sorry about the grammar.
The correct answer is C) Exclusion.
Nativist groups are collections of people who are anti-immigration. Nativists are individuals who put the needs of native born citizens over those of immigrants. This group of people usually resent immigrants because they take job opportunities away from native born citizens. Nativist argue that immigrants are willing to work for less pay, resulting in businesses hiring immigrants instead of citizens born in the country.
This is why nativists are in favor of excluding new people from coming into their country.
The middle class I'm pretty sure
When President Roosevelt said on December 7, 1941 that the date would live in infamy he meant that the day would be remembered as a dishonorable and disgraceful day in American history do to the large loss of life from the Pearl Harbor attacks. Therefore, out of these words Roosevelt was equating the attacks to being done in manner that could be equated with "dishonor."