Given the task definition and input, reply with output. In this task, you will be presented with a question having multiple possible answers in Japanese language. And you should choose a most suitable option out of "A", "B", "C", "D", and "E" based on your commonsense knowledge.

Question: 楽しいことをしている人が経験しそうなこととは？ 
 Options: A 泣く泣く B 多幸感 C 興奮 D 楽しさ E わらい 

D