Which sentence does not contain any errors in comma usage? A. When you are alone, at the beach, you should consider staying on shore. B. On the other hand, it is always a good idea to swim with a friend. C. Swimming after dark Jackie got a bit scared. D. Well I'm not sure that's safe.
B. Ā Ā it is always a good idea to swim with a friend.Ā becauseĀ on reason, is that iĀ couldĀ helpĀ youĀ how toĀ swim and if you are in danger theyĀ couldĀ help you.
