A Paper Mill Discovers That Burning Old Tires Is a Cheaper

A paper mill discovers that burning old tires is a cheaper way to get power rather than using coal,and they adopt the new technology.Which of the following will likely happen in the market for paper?

A) The demand for paper will increase.
B) The supply of paper will increase.
C) The supplyfor paper will remain constant.
D) The supply for paper will decrease.