What information is required to complete the production budget when there are no limitations on production resources? (1) Quantity of direct materials purchased (2) Sales in units as obtained from the sales budget (3) Budgeted direct labour cost per unit (4) Expected change in finished goods inventory O a. (1) and (4) O b. (2) and (3) Oc. (1) and (3) d. (2) and (4)