The federal pure food and drug act of 1906 defined an adulterated drug as a drug that
a. contains a decomposed substance or whose strength, quality, or purity is different from what's indicated on the label.
b. has false or misleading labeling.
c. was prepared with alcohol or similar substances.
d. contains ergot, digitalis, or quinine.

Group control group #1 experimental group yes yes yes control group #2 no new drug orange juice bed rest no yes no yes ves which of the following is the best explanation of why a second control group was included in this experiment? o a. to provide the volunteers in the study with something to drink o b. to prove that the common cold cannot be cured c. to confuse anyone who is trying to steal their new drug and sell it as their own invention o d. to researchers conclude that results are related to the new drug and not to the orange juice submit e previous