A go-cart manufacturer recently added shock absorbers to make the ride in its go-carts smoother. It has not changed its prices. What type of modification is this?

What is an example of a real estate advertisement that is clearly misleading?

a. Advertising implying a specific yield different from the stated interest rate. b. Advertising without stating the sales price. c. Advertising which includes a map incorrectly indicating the property is close to area amenities. d. Advertising which accidentally misspells the broker's firm name.

Black box design works best when:

A) the manufacturer is the expert. B) the supplier is the expert. C) the design is innovative. D) the product is simply being redesigned, not newly developed.