Which of the Following Correctly Characterizes an Adulterated Substance

Multiple Choice

Which of the following correctly characterizes an adulterated substance?

A) A substance that has been enhanced to promote its beneficial effects.
B) A substance that is synthetically produced.
C) A substance that has been deemed unsafe due to significant or unreasonable risk of illness or injury.
D) A substance that, when combined with another product, may pose risk to consumers.