Some Sales Managers Are Talking Shop

Multiple Choice

Some sales managers are talking shop.Which one of the following quotations does not refer to a rightward shift of the demand curve?

A) "Since our competitors raised their prices, our sales have doubled."
B) "It has been an unusually harsh winter; our sales of wool scarves are up from last year."
C) "People are expecting a harsh winter next year, so the sales of our winter coats have increased."
D) "The Green movement has sparked an increase in our sales of biodegradable products."
E) "We decided to cut our prices, and the increase in our sales has been remarkable."