Total production of 1,000 units of finished goods required 3,000 actual parts at $2.25 per part. The standard is 2.9 parts per unit of finished goods, at a standard price of $2.30 per part. Which of the following statements is true?

A. The materials price variance is $150 favorable. B. The materials price variance is $145 unfavorable. C. The materials quantity variance is $225 favorable. D. The materials quantity variance is $225 unfavorable. E. None of these.