You Overheard Someone Claiming That 12-Step Programs Are the Only

Multiple Choice

You overheard someone claiming that 12-step programs are the only way to really quit abusing alcohol "Because my brother is a doctor and so he should know." Regardless of the accuracy of the claim, this and other appeals to authority do not qualify as good evidence because:

A) they always lack common sense.
B) authority figures are likely to distort the truth.
C) authority does not mean that the claim is based on sound, scientific evidence.
D) authority is typically based on anecdotal evidence.