Which of the following statement from Materials Budget is correct? Materials purchased - Opening finished goods units + Units to be produced Closing finished goods units Materials purchased - Units to be produced + closing finished goods units - Opening finished goods units Materials purchased - Expected Sales + Average units of finished goods inventory Materials purchased - Expected Sales Average units of finished goods inventory D b Materials purchased - Units produced + Closing finished goods units - Opening finished goods units Materials purchased - Opening finished goods units Units to be produced - Closing finished goods units Materials purchased - Expected Sales - Average units of finished goods inventory Materials purchased - Expected Sales + Average units of finished goods inventary d