Cullumber Manufacturing Company purchased 14600 switches to make 6300 units. The standard allows for 2 switches per unit. The company actually used 15100 to produce the 6300 units. Cullumber budgeted $0.75 per switch but had to pay $0.80 per switch. What is Cullumber’s direct materials quantity variance for the period?

a. $1875 favorable
b. $1000 favorable
c. $2000 unfavorable
d. $1875 unfavorable