B - It can leave the reader unsatisfied
An anticlimax is a disappointing (or unsatifying) ending to an otherwise exciting series of events. Example: think of an action movie that just ends without wrapping up the loose ends or leaves too many unanswered questions.
My friend got 20 bucks one time
From the question I don't know if this is right but I would say, something like. It might rain today because you can look up and see if it's going to you don't really need to argue it unless it's bright and sunny with absolutely no clouds, but under normal circumstances others won't test it.