Answer:
C
Explanation:
The dictionary definition of Conflict is as Following
con·flict (noun) /ˈkänˌflikt/
a serious disagreement or argument, typically a protracted one.
People have money but rich people have more money than alot of other people
While the main idea is usually in the first sentence, the next most common placement is in the last sentence of a paragraph. The author gives supporting information first and then makes the point in the last sentence. Here's a paragraph we can use as an example. Try to locate the topic and the main idea.
She admits to witchcraft. <span />