Stanley Candy uses flexible budgets. Stanley's normal capacity is 32,000 pounds of candy per year. At this level of activity, budgeted manufacturing overhead is $128,000 variable and $360,000 fixed. Stanley's actual overhead costs were $500,000 when 36,000 pounds of candy were produced. If Stanley uses a flexible budget, what is the difference between actual and budgeted costs? O $12,000 unfavorable. $4,000 favorable. $12,000 favorable. O $4,000 unfavorable