In moral philosophy, the ''hypothetical imperative'' is a concept created by Immanuel Kant. The exact definition is ''a moral command conditional on personal desire or motive''. That means that you only do something as long as you honestly believe in the purpose of doing it and you actually desire to achieve the goal in question.
I believe its:
B- TO PROVIDE DETAILS TO SUPPORT THE ESSAY'S MAIN IDEA
You can get this ab=nswer from google