The flexible-budget variance measures

Select one:

a. [expected expenditures for the actual number of outputs] + [the actual expenditures for the actual number of outputs].

b. what the costs and revenues should have been for the budgeted number of outputs.

c. [actual cost for the actual level of the revenue or cost driver] - [budget unit amount the actual level of the revenue or cost driver].

d. the difference between budgeted and actual variable costs.