Total spent on foregone interest (B) is?

Anya's Bakery Costs per Month Anya's Costs Amount Wages (5 bakers x $2000/month) A Interest payments on loan to buy ovens 1,500 Electricity and bills 4,000 Forgone salary 52,000 Flour, sugar, baking powder and other ingredients $11,000 Forgone interest (30,000 x 3%) B Lease payment for store 9,000 Economic depreciation (cash register 1,000 X 10%) C Total spent on Foregone Interest (B) is: $10,000 $3,000 $9,000 O $900