All of the Following Are Effective Methods Companies Use to Increase

All of the following are effective methods companies use to increase prices because of an increase in costs except

A) the company can use other raw materials to reduce the cost of producing the product.
B) the company can blame the competition for the price increase
C) the company can eliminate price promotions so customers may not be aware of a change in price
D) the company can add more expensive items to the product line so the price increase of the lower priced items are not noticed