PrepTest 56, Section 3, Question 20
Newspaper article: People who take vitamin C supplements tend to be healthier than average. This was shown by a study investigating the relationship between high doses of vitamin C and heart disease, which showed that people who regularly consume high doses of vitamin C supplements have a significantly lower than average risk of heart disease.
Newspaper article: People who take vitamin C supplements tend to be healthier than average. This was shown by a study investigating the relationship between high doses of vitamin C and heart disease, which showed that people who regularly consume high doses of vitamin C supplements have a significantly lower than average risk of heart disease.
Newspaper article: People who take vitamin C supplements tend to be healthier than average. This was shown by a study investigating the relationship between high doses of vitamin C and heart disease, which showed that people who regularly consume high doses of vitamin C supplements have a significantly lower than average risk of heart disease.
Newspaper article: People who take vitamin C supplements tend to be healthier than average. This was shown by a study investigating the relationship between high doses of vitamin C and heart disease, which showed that people who regularly consume high doses of vitamin C supplements have a significantly lower than average risk of heart disease.
Which one of the following, if true, would most weaken the argument in the newspaper article?
Vitamin C taken in the form of supplements has a different effect on the body than does vitamin C taken in food.
The reduction in risk of heart disease due to the consumption of vitamin C is no greater than the reduction due to certain other dietary changes.
Taking both vitamin C supplements and vitamin E supplements lowers one's risk of heart disease far more than does taking either one alone.
High doses of vitamin C supplements tend to reduce slightly one's resistance to certain common infectious diseases.
Taking vitamin C supplements has been found to lower one's risk of developing cancer.
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