For each of these situations, indicate (by capital letter) which of the following standard cost variances would be affected. In cases where more than one variance will be affected, selecting one correct variance will be sufficient. A. Materials price variance. B. Materials quantity variance. C. Labor rate variance. D. Labor efficiency variance. E. Variable overhead spending variance. F. Variable overhead efficiency variance. G. Fixed overhead budget variance. A salaried production supervisor is given a raise, but no adjustment is made in the labor cost standards. The materials purchasing manager gets a special reduced price on raw materials by purchasing a train carload. A warehouse had to be rented to accommodate the unusually large amount of raw materials. The rental fee was charged to Rent Expense. a fixed overhead item. An unusually hot August caused the company to use 30,000 kilowatts more electricity than provided for in the variable overhead standards. The local electric utility company raised the charge per kilowatt-hour. No adjustment was made in the variable overhead standards. The plant manager traded in his leased company car for a new one in July, increasing the monthly lease payment by $85