Consumer advocate: Ephedra is a naturally occurring compound that some people use as a weight-loss aid. Recently, the government prohibited the sale of dietary supplements containing ephedra on the grounds that ephedra has been shown to have grave side effects. This prohibition is unreasonable. Echinacea is another natural compound that has been shown to have side effects, yet echinacea is widely available at health food stores.
The consumer advocate's argument depends on which of the following assumptions?
A. Before the prohibition, ephedra had been available in health food stores. - Wrong: No Tie to Argument
B. All natural compounds are safe for human consumption. - Wrong: Extreme choice - "all".
C. The side effects of echinacea and ephedra are comparably serious. - Correct: Author is assuming that echinacea and ephedra have equally grave side effects.
D. The government should not have the authority to prohibit natural compounds. - Wrong: No Tie to Argument
E. It is unreasonable to protect the health of the public. - Wrong: No Tie to Argument
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