Percy Productions has three models: D, E, and F. The following information is available: Sales revenue Variable expenses Contribution margin Model D $70,000 $32,000 $38,000 Model E $36,000 $13,000 $23,000 Model F $24,000 $14,000 $10,000 AMAN O A. Increase $6,000 OB. Increase $20,000 O c. Decrease $6,000 OD. Decrease $20,000 Click to select your answer.