Miller and Sons' static budget for 10,000 units of production includes $50,000 for direct materials, $44,000 for direct labor, variable utilities of $5,000, and supervisor salaries of $24,000. A flexible budget for 12,000 units of production would show

a.direct materials of $60,000, direct labor of $52,800, utilities of $6,000, and supervisor salaries of $29,000

b.total variable costs of $148,000

c.the same cost structure in total

d.direct materials of $60,000, direct labor of $52,800, utilities of $6,000, and supervisor salaries of $24,000