
Passage: Advertisement: "Zhi Lixiao" is a new type of weight loss drug, which can effectively help obese people lose weight. In clinical trials, only 6 out of 100 people who took "Zhi Lixiao" reported side effects. As a result, 94% of people had a positive effect after taking "Zhi Lixiao", the most effective weight loss pill on the market.
Question: Which of the following statements best identifies the problem with the ad?
A. A.The advertisement disparaged other diet pills without providing sufficient evidence, and there was unfair competition.
B. B.The ad made the dubious assumption that if the drug had no side effects, it would have a positive effect on weight loss.
C. C.When this advertisement proves the weight loss effect of Zhilixiao, the sample data provided is too small and not representative.
D. D.Over-the-top, exaggeration, and false propaganda are common problems in all advertising, and this one is no exception.
Answer: