【单选题】

Which of the following statements does the author tend to agree with
A．The use of drugs for non-medicinal purposes is an acceptable part of a person's lifestyle.

B．The spreading of pop music may cause the drug abuse to go beyond the boundaries of the country.
C．No efforts have been made to prevent the spreading of drug abuse.
D．The governments have no ability to act against the pro-drug messages of the youth culture.