Correct answer is C. Please supply detailed solution

Larch Manufacturing produces a product using material X490 for which they expect per pound. Information for last month is as follows: to pay a standard price of $2.00 Cost of X490 purchased Materials Price Variance X490 used in production s 43,250 s 3.250 Unfavorable 17,300 lbs 5 Given the information above, how many pounds of material were purchased last month? 17,300 lbs. 16,000 lbs. 20,000 lbs. 23,250 lbs. A. E. None of the above