​In order to increase sales the firm can

A) ​Increase the reference price for the product
B) Decrease prices
C) Differentiate their product
D) ​All of the above

Reference Price

A price point that consumers use as a basis for comparison in judging the actual price of a product or service.

Differentiate Product

Differentiate product involves creating distinctions between products, typically to make a product more attractive by highlighting its unique features compared to competing products.