Bling Corporation es jeweled cell phone cases. The following matorials standards have been established for the jewels used to decorate the cell 4.50 $3.75 Standard quantity per case (grams) Standard Price (SP) per gram of jewels The following data relates to the production of the cell phone cases during June Actual jewels Actual cost of jewels purchased Actual number of cases produced What is the materials price variance for jewels in June? 1,000 $3,000 700 and used (grams) OA. $750 favorable OB. $3.750 unfavorable O C. $750 unfavorable O D. $3,750 favorable for the to uantity per case (grams) 4.50 $3.75 P) per gram of jewels relates to the production of the cell phone cases during June: urchased and used (grams) cases produced ials price variance for jewels in June? 1,000 $3,000 700 avorable