"I Just Received a DSM-5 Diagnosis of Internet Use Disorder

Multiple Choice

"I just received a DSM-5 diagnosis of Internet use disorder," a friend says. "What do you think?" Your MOST accurate reply would be:

A) "That's possible. The disorder is a new one in the DSM-5."
B) "That's not possible. The disorder is not in the DSM-5."
C) "That's possible. The disorder has been included from DSM-IV-TR to DSM-5."
D) "That's not possible-it's neither in the DSM-5 nor is there any study going on that may lead to including it in the next edition."