In a brick-and-mortar business, how is a consumer's willingness to pay determined? a

In a brick-and-mortar business, how is a consumer's willingness to pay determined? a. A consumer's willingness to pay is based on how long a typical consumer looks at a product before taking it off the shelf. b. A consumer's willingness to pay is based on assumptions about the characteristics of a typical potential customer. c. A consumer's willingness to pay is based on email addresses and phone records. d. A consumer's willingness to pay is determined by the formula: Production Cost + 30% markup.