Check the Following Paragraphs for Unity

Check the following paragraphs for unity. Then select the sentence that does not belong in the paragraph. (1) Everyone wants to be safe, happy, and healthy. (2) Therefore, they should make sure that they learn how to swim. (3) Swim lessons can be found at local pools and Ys, or a friend who is a strong swimmer might make a good teacher. (4) Once people conquer their fears and improve their swimming skills, they see that swimming is fun. (5) More important, though, knowing how to swim is a crucial skill that could well save a life. (6) When people know how to swim, they are better able to save themselves in the event they fall into a swimming pool or off of a boat. (7) Finally, people should know how to swim because it's a great form of exercise. (8) Too many in our society are overweight, and swimming could be an enjoyable way to help them shed excess pounds.

A) sentence 6
B) sentence 3
C) sentence 8