To Create Their Deluxe Beef Sandwiches, Robbie's Roast Beef Finely

Multiple Choice

To create their Deluxe Beef Sandwiches, Robbie's Roast Beef finely slices prime roast beef, stacks it on a sesame bun, adds special seasonings, cheese, onions, and mushrooms. The value added by Robbie's when it combines these ingredients to make a sandwich is known as:

A) consumer surplus.
B) the analytic function.
C) marginal utility.
D) form utility.