【单选题】6 (76-78页Unit 3)What can we learn about endorphins and Internet addicts from the text?
A.
Endorphins are the essential brain chemicals that cause Internet addiction.
B.
Endorphins can provide useful, real-life awards, which can help prevent Internet addiction.
C.
Endorphins can encourage Internet addicts to talk and spend time with their family and friends
D.
Endorphins may be released continuously and for a long time in the brains of Internet addicts