need help on the spread sheet and the right option to choose

In Part 2.2, enter the formulae for Columns D through H. Make sure that you use, as needed, the named ranges Table2 and Table3 in your formulae. Using the values originally entered for Part Number and Qty, what is the final Extended Cost? A) $5.70 B) $5.65 C) $6.20 They D) $5.95 17 > D E F G M N Description Price Discount Discounted Price Extended Cost Price Qty 5 Table2 DO NOT MODIFY THIS TABLE! Part Number Description 110 Wing Nut 10 112 Wing Nut 12 116 Wing Nut 16 124 Wing Nut 24 Supplier Able Baker Charlie Delta o Part 2.2 11 Part Number 12 110 13 14 15 16 17 18 19 20 21 22 23 DO NOT MODIFY THIS TABLE! Quantity Discount 1 Table3 2 5 10 15 25 25 26