On January 2, 2021, Coronado Industries issued at par $298000 of 7% convertible bonds. Each $1,000 bond is convertible into 60 shares. No bonds were converted during 2021. Coronado had 106000 shares of common stock outstanding during 2021. Coronado's 2021 net income was $168000 and the income tax rate was 25%. Coronado's diluted earnings per share for 2021 would be:________ (rounded to the nearest penny)a. $5.18 b. $4.90 c. $4.67 d. $4.53