Unit cost and Total cost data are given for three different products at two different levels of activity below: At 2,000 units At 5,000 units Cost Unit Total Unit Total Cost Cost Cost Cost X $12.50 $25,000 $8.00 $40,000 Y $16.00 $32,000 $6.40 $32,000 Z $8.50 $17,000 $8.50 $42,500 The cost behaviors of Costs X, Y, and Z respectively would be O X: Mixed, Y: Fixed, Z: Variable O X: Variable, Y: Fixed; Z: Variable O X: Variable; Y: Fixed: Z: Mixed O X: Mixed; Y: Fixed: Z: Mixed JUN 27