Skinned Knee Skateboard Company planned on selling 500 Basic models, 300 Deluxe models and 200 Ultra models. Skinned Knee actually sold 1,000 skateboards of which 45% were Basic models, 40% Deluxe models and 15% Ultra models. Which of the following variances did Skinned Knee encounter? A) A sales discrepancy variance B) A sales price variance C) A sales quantity variance D) A sales mix variance