I believe it is option D Sympathetic Nervous System.
Answer:
the study of the structure, reaction, and composition of different kinds of substances
Explanation:

The Nutrition Facts label on a food package lists the following: iron 50%. Wha does this figure indicate?
- this means that consuming the food inside this package provides the consumer with 50% (or half) of the Daily Value of Iron that they need to consume per day.
Answer:During a football game, Sarah finds her friends vaping in the bathroom. When she walks in, her friends encourage her to vape along with them, claiming that the vapes are nicotine free. Sarah, aware of the consequences of vaping, refuses by saying that she wants to watch her boyfriend play in the game. Sarah leaves promptly
Explanation: