Comment on the paragraph below. ( ) All students need to know how to write a good paragraph. The main parts of a paragraph are the topic sentence, supporting sentences and the concluding sentence. Students may receive lower marks for poorly constructed paragraphs. Paragraphs in law essays are different from paragraphs in other subject areas.

A、Incorrectly written, because the supporting sentences do not match the topic sentence.
B、ncorrectly written, because a paragraph is a group of sentences, so each sentence does not start on a new line.
C、Correctly written, because the paragraph sticks to the topic sentence.
D、Correctly written, because the paragraph starts the next sentence on the same line as the previous sentence.