Please help with this problem, there are pictures below of the attached material listed in the problem

Your company is environmentally conscious and is considering two heating options for a new research building. What you know about each option is below, and your company will use an annual interest rate (MARR) of 7% for this decision, which is the lower cost option for the company? Click the icon to view the additional information about the options. Click the icon to view the interest and annuity table for discrete compounding when the MARR is 4% per year Click the icon to view the interest and annuity table for discrete compounding when the MARR is 7% per year. The PW of the Gas Heating Option is $(Round to the nearest dollar.)