A chemical plants uses process steam that is supplied from a remote boiler house. The steam pipe is un-insulated and is currently estimated that the energy losses amount to $3,750 annually. The minimum rate of return is 10% and the fuel costs due the energy losses are expected to increase by $300 annually. Determine the present worth of the energy loses for a period of 15 years. a) 40,568 b) 39,568 c) 41,568 d) 42,568