39. Which of the following can be added to the end of this passage and serve as a concluding remark? (A) The funny thing about humor is that we don’t need to tell a joke to get a laugh. (B) Indeed, there’s a good argument that the higher the stakes, the more we need humor. (C) Humor makes you more aware of the many little things going on in life. (D) Keep in mind there’s nothing funny about a confident person who’s doing well.