An architect needs to reduce the budget by $$150,000 for a proposed civic auditorium. Currently the project requires the following flooring materials:
Stained concrete: 100,000 square feet
Carpet: 50,000 square feet
Ceramic tile: 20,000 square feet
Vinyl composite tile (VCT): 25,000 square feet
The flooring material costs are asfollows:
Stained concrete: $$6.00/sq ft
Sealed concrete: $$2.00/sq ft
Carpet: $$8.75/sq ft
Ceramic tile: $$15.00/sq ft
VCT: $$5.75/sq ft
Vinyl plank flooring: $7.00/sq ft
Which of the following combinations of changes results in these savings?