<span>B) "On average the cost is $50.00 per unit, however, many parents of young athletes say it is a small price to pay." </span>
Ohhh.....................
A topic sentence is a sentence that includes the main idea of the paragraph.
It is a sentence that is usually found in the beginning of a paragraph, although not always. It is the sentence that states what the main idea of that particular paragraph is, and then the paragraph is there to support this sentence, not the other way round.
