Mrs Renfro's, Inc

Mrs. Renfro's, Inc., sells 25 different relishes in 45 different states. It's Chipotle Corn Salsa is so popular that the company struggles to keep its resellers stocked. At $4.50 a jar, its price seems just right to consumers who savor its hot and spicy taste. The popularity of spicy food is an example of a __________ that Mrs. Renfro's has capitalized on here.

A) barter factor
B) demand factor
C) supply factor
D) consumer index
E) macroeconomic environmental factor