The accompanying Homeownership spreadsheet contains a partially completed spreadsheet model for computing the monthly costs of home ownership. Complete the spreadsheet model by inserting the formulas for monthly mortgage payment (B12). monthly property tax (B13), monthly homeowner insurance premium (B14), monthly maintenance costs (B15), and total (B16) in the appropriate cells. Click hote for the Excel Data File a. Is this a deterministic or stochastic model? b. Which of the following is NOT an input of the spreadsheet model? Interest rate Monthly mortgage payment Number of years of the loan Annuai maintenance cost rate c. What is the monthly total of home ownership using the assumptions stated in the spreadsheet? Note: Round your answer to 2 decimal places. d. How much does the monthly total of home ownership increase if the owner decides to get o 15 -year mortgage instead of a 30 -year mortgage? Note: Round your answer to 2 decimal places