<span>the verb agrees with the subject: A. Each child and adult needs a ticket for the carousel.</span>
<span>Madison uses words such as "instability," "injustice," and "confusion" as a way of showing how factions (and later, political parties) can be injurious to the idea of a well-functioning government. He also uses the words "dangerous vice" as a way of letting the reader know his exact thoughts about the idea of having factions.</span>
Vivid imagery
The answer choices about facts and statistics and quotations should immediately be eliminated. There are no statistics or quotations anywhere in the excerpt. The speaker does not use neutral language when he says words like quaint, incendiary, and uninflected. All of these carry an opinion. Vivid imagery is correct because of the way he talks about the different groups and their locations.
Given the context and wording, I would say the iron weight is symbolizing a scale, or a like instrument used for weighing things such as potatoes or hay.