Get correct answer with accounting question

Eastern Ridge Electronics has experienced the following revenues and expenses for the fiscal year: Sales: $4,250,000 Selling and administrative expenses: $315,000 Interest expense: $22,500 Cost of goods sold: $2,465,000 What is the gross margin? a. $1,785,000 b. $1,470,000 c. $1,447,500 d. $1,762,500