This is question about Corporate bond, how can I calculate the yield of the bond

10. Based on the quotation for Corporate Bond A on 7/01/2020: Bond A: 12% Coupon/l Vol: 80// High: 95// Low: 94// Close: 94// Net Chg: +1 The yield of the bond is Q A. 12% O B. higher than 12% O C. cannot be computed from the quotation O D. lower than 12%