By examining the spreadsheet below, what part of the financial plan might be missing? A 2-column spreadsheet showing Cash Inflows and Cash Outflows. Cash inflows are Disposable income 7,350 dollars, interest on deposits 80 dollars, income from investments 50 dollars, with total cash inflow 7,480 dollars. Cash outflows are mortgage 4,500 dollars, cell phone 125 dollars, car payment 515 dollars, savings account 150 dollars, investments 200 dollars, retirement plan 1,100 dollars, groceries 300 dollars, recreation 200 dollars, with total cash outflow 7,090 dollars. a. plan for managing income b. plan for financing c. plan for protecting assets d. plan for retirement