Martha Wants to Teach Her Dog Max the Command,"Get Beer,Max

Multiple Choice

Martha wants to teach her dog Max the command,"Get beer,Max." This involves going to the refrigerator and opening it by pulling on a dishtowel tied to the handle,taking out a can of beer with his mouth,and bringing it to her dinner guest.Which of the following training methods is likely to work best?

A) Chaining and positive reinforcement
B) Shaping and positive punishment
C) Chaining and negative punishment
D) Shaping and negative reinforcement