14. 31) The following materials standards have been established for a particular product Standard quantity per unit of output Standard price 4.6 grams $ 15.05 per gram The following data pertain to operations concerning the product for the last month: 3,100 grams Actual materials purchased Actual cost of materials purchased Actual materials used in production Actual output $ 44,020 2,400grams units 300 Wit s he cals quantiy varine for hemonth? A) $9,940 U B) $15,351 U C) $14,484 U D) $10,535 U