A system of assigning costs to departments and products on the basis of a variety of activities instead of only one allocation base is called: Select one: a. Activity-based costing. b. A cost center accounting system. c. A responsibility accounting system. d. Controllable costing. e. Performance costing.

Manipulation manufacturing's (amm) standards anticipate that there will be 5 pounds of raw material used for every unit of finished goods produced. amm began the month of maymay with 8,000 pounds of raw material, purchased 25,500 pounds for $ 15,300 and ended the month with 7,400 pounds on hand. the company produced 4,9004,900 units of finished goods. the company estimates standard costs at $ 1.10 per pound. the materials price and efficiency variances for the month of maymay were: