And it also says to choose the best answer from the following three explanations.
(an adult experience which is required of those 23 years old)
(an exciting feeling after 23:00)
(23 exercise a week which is said to be ideal for keeping you healthy)
You'll choose, undoubtaly, the answer C because the first two answers are plain jokes. (^□^;)
But can you guess what advertisement this is?
Try to find this ad while you are in the train!!