Answer: alternative D.
Explanation: The animals that go through this process understand that everytime they drink the unusual-tasting liquid they will be injected, being that a very unpleasant series of events. They are conditioned, therefore, to be afraid of the unpleasantness of this process by associating pain to the actions that are part of it.
They are more likley to do work and get along with other workers.
Also this is more of a business question
Saturated and trans fatty acids they can both raise cholesterol levels