Final answer:
The subject of the question is History and it relates to identifying a United States senator and understanding types of government.
Step-by-step explanation:
The subject of question 5 is History, and it specifically relates to identifying a United States senator. The options given are Ronald Reagan, George Bush Sr., John F. Kennedy, and Joseph McCarthy. Among these options, Joseph McCarthy was a United States senator.
The subject of question 6 is also History. The question asks about different types of government, and the option provided is Communism. Communism is indeed a type of government that has been practiced in various countries, characterized by the collective ownership of property and the absence of social classes.
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