OA) 0.81 If the firm's debt level (DIA) is 20%, what is the first OB) 1.25 OC) 1.50 OD) 1.73 O E) 2.10 OA) 0.81 If the firm's debt level (DIA) is 20%, what is the first OB) 1.25 OC) 1.50 OD) 1.73 O E) 2.10