The "Foot-In-The-Door" or "Nose-Under-The-Tent" Technique in Persuasive Speaking Refers to the Idea

The "foot-in-the-door" or "nose-under-the-tent" technique in persuasive speaking refers to the idea of

A) asking much when you are really willing to settle for far less.
B) using some small incentive to gain compliance for something larger.
C) asking for much more than you really expect to receive.
D) resisting persuasion by "shutting the door" on the persuader.