Ingredient A12H is a raw material used to make Calvin Corporation's major product. The standard cost of Ingredient A12H is $38.00 per ounce and the standard quantity is 18.8 ounces per unit of output. Data concerning the compound for October appear below:

Cost of material purchased in October, per ounce	$	38.10
Material purchased in October, ounces		3,050.00
Material used in production in October, ounces		2,270.00
Actual output in October, units		750.00

The raw material was purchased on account. The Materials Quantity Variance for October would be recorded as a:

credit of $449,540.

debit of $29,640.

credit of $29,640.

debit of $449,540.