Which of the Following Is Widely Believed to Be True

Which of the following is widely believed to be true of the audio and visual factors creating a store's atmosphere?

A) Red is used to open up closed-in places and create an air of elegance and cleanliness.
B) Natural lighting,either from windows or skylights,can lead to increased sales.
C) Music played in a store cannot influence store traffic or the shopper's focus of attention.
D) The type of music played cannot influence a customer's choice of product.