Which of the Following Best Defines an Unsought Product

Which of the following best defines an unsought product?

A) A relatively inexpensive item that merits little shopping effort
B) Everything,both favorable and unfavorable,that a person receives in an exchange
C) A product that requires comparison shopping because it is usually more expensive than a convenience product and is found in fewer stores
D) A product unknown to the potential buyer or a known product that the buyer does not actively seek