I believe the answer is: Conditioned response
Conditioned response refers to a learned response that happen after pairing a certain trigger with a certain situation. Since maria's is used to experience the feeling of more awake after consuming coffee, the smell of the coffee itself would trigger a certain response in her brain that change her bodily function to make her feel more awake.
No the answer is D) and I know this for a fact. Do not listen to the person who said the answer is C)
<span>Sometimes a president decides to do nothing.</span>
<span>He may decide neither to sign nor veto a bill. </span>