45. What can be concluded in the article?
(A) Insomnia is a treatable illness that requires joint efforts from doctors and patients.
(B) Eight hours of sleep has been a breakthrough concept in human civilization since theelectrified age.
(C) To tackle the problem of insomnia, humans are advised to learn from wild animalsthat have regular segment sleeping patterns.
(D) The concept of “regular” sleep hours should be revisited and reflected upon.V. 教學法：10％，每題 1 分