Conclusion is the advertisements could result in doctors’ prescribing inappropriate drugs to their patients.
Assumption is
Doctor refer the ad in medical journals while prescriptions .
(A) Advertisements for new prescription drugs are an important source of revenue for medical journals.
-- irrelevant
(B) Editors of medical journals are often unable to evaluate the claims made in advertisements for new prescription drugs.
-- irrelevant
(C) Doctors rely on the advertisements as a source of information about new prescription drugs.
Correct
(D) Advertisements for new prescription drugs are typically less accurate than medical journal articles evaluating those same drugs.
-- irrelevant
(E) The Food and Drug Administration, the government agency responsible for drug regulation, reviews advertisements for new drugs only after the ads have already been printed.
-- Out of scope