Larkspur Inc. uses a calendar year for financial reporting. The company is authorized to issue 9,640,000 shares of $10 par common stock. At no time has Larkspur issued any potentially dilutive securities. Listed below is a summary of Larkspurs common stock activities.

1.Number of common shares issued and outstanding at December 31, 2018

2,140,000

2.Shares issued as a result of a 10% stock dividend on September 30, 2019

214,000

3.Shares issued for cash on March 31, 2020

2,160,000

Number of common shares issued and outstanding at December 31, 2020

4,514,000

4.A 2-for-1 stock split of Larkspurs common stock took place on March 31, 2021

A. Compute the weighted-average number of common shares used in computing earnings per common share for 2019 on the 2020 comparative income statement.

B. Compute the weighted-average number of common shares used in computing earnings per common share for 2020 on the 2020 comparative income statement.

C. Compute the weighted-average number of common shares to be used in computing earnings per common share for 2020 on the 2021 comparative income statement.

D. Compute the weighted-average number of common shares to be used in computing earnings per common share for 2021 on the 2021 comparative income statement.