Use the following standard cost card for 1 gallon of ice cream to answer the questions. Actual direct costs incurred to make 50 gallons of ice cream: 275 quarts of cream at $1.05 per quart 832 ounces of sugar at $0.075 per ounce 165 minutes of labor at $37 per hour All material used was bought during the current period. A. Compute the material and labor variances. B. Comment on the results and possible causes of the variances.