8 2 pts SixthZ incurs a total cost of $48,000 to produce 1,000 slides that are sold with its treehouses. The slides can be purchased from an outside supplier for $40 per slide. A related cost study indicates that the total cost of slides includes fixed costs equal to 15% of the variable costs involved. Should SixthZ buy the slides if it cannot otherwise use the released capacity? Yes, because SixthZ could save $8,000 by buying the slides Yes, because SixthZ could save $6,800 by buying the slides Yes, because SixthZ could save $1,739.13 by buying the slides O No, because SixthZ would spend $40,000 more by buying the bags