Answer:
b. one main idea in a topic sentence.
Explanation:
A strong paragraph is one in which a main idea is developed from a topic sentence.
A topic sentence is that sentence which paragraph is built on.
It conveys the meaning in any given paragraph. They carry the main idea in any paragraph.
Because each culture is different, the issues that resonate across cultures will be the opposing beliefs and practices
Explanation:
It's not 1 or 3 so we look at 2 or 4
I think it is the second choice