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 $145 unfavorable.

B) The materials quantity variance is $225 favorable.

C) The materials quantity variance is $225 unfavorable.

D) The materials price variance is $150 favorable.