Jewel and Sasha were calculating materials variances for the company. Both needed to know the actual quantity and standard price of materials. However, only Jewel needed to know the actual price of the materials, and only Sasha needed to know the standard quantity of materials. Why? A Jewel was calculating materials price variance, whereas Sasha was calculating materials quantity variance. B Jewel was calculating materials quantity variance, whereas Sasha was calculating materials quality variance. C Jewel was calculating materials quality variance, whereas Sasha was calculating materials price variance. D Jewel was calculating materials quantity variance, whereas Sasha was calculating materials price variance.