Options for attacking the high costs of items purchased from suppliers do not include Multiple Choice pressuring suppliers for more favorable prices. integrating backward into the business of high-cost suppliers and making the item in-house so as to better control the cost. switching to lower-priced substitute inputs. collaborating closely with suppliers to identify mutual cost-saving opportunities. raising prices to customers (in order to cover the high costs).

raising prices to customers (in order to cover the high costs).

Explanation:

Supply-side economist can be defined as economists who believes that the ability and willingness of the producers of goods and services to manufacture or produce sets the pace for the economic growth of a country.

This ultimately implies that, increasing the supply of goods and services would cause an economic growth for a country.

Options for attacking or mitigating the high costs of items purchased from suppliers do not include, the seller such as a retailer raising prices to customers in a bid to cover the high costs incurred from the supply.

However, the seller could pressure his or her supplier to lower the cost, switch to a cheaper substitute products, and creating a collaborative effort with the supplier for mutual cost-saving opportunities in the market.

c is the correct answer.