"Earlier, we discussed the effects of stimulants. Recall that stimulants speed up, increase, or heighten bodily functions. This class of drugs includes nicotine, cocaine, ecstasy, and amphetamines. Common side effects include anxiety, overexcitement, inability to focus, poor coordination, shaking, and a false sense of well-being. In the following slides, we'll provide more detail on the use and abuse of a few important stimulants: cocaine, nicotine, and methamphetamine."
This passage is an example of a
A) Definition
B) Comparison
C) Classification
D) Explanation