As auditor for Chrisley and Dale Associates, you have been assigned to check McKesson Corporation's computation of earnings per share for the current year. The financial controller has supplied you with the following computations.

Net Income $6,800,000

Ordinary shares issued and outstanding:

Beginning of year 650,000

End of year 4,000,000

Average 2,325,000

Earnings per share calculation:

$6,800,000 /2,325,000

= $2.92

You have gathered the following information:

On January 1, 2020, McKesson Corp. issued 650,000 shares. Additional issues of shares

for the year were as follows:

April 1 150,000 shares.

May 1 A 20% share dividend

August 1 700,000 shares.

September 1 340,000 shares.

November 1 A 2 for 1 share split

All 4,000,000 shares were outstanding at December 31, 2020.

On January 1, 10% convertible debentures, $60,000,000 face value, were issued at par. Each $1,000 debenture is convertible into 40 ordinary shares. The interest expense for the current year related to the liability component of the convertible debentures is $6,500,000.

200,000 preference shares outstanding, $70 par, 8% cumulative, not convertible.

Options were granted to purchase 400,000 ordinary shares at $18 each. The company's average market price of ordinary shares was $24.

10 year $3,000,000 face value, 8% bonds issued at par on July 1. Each $500 bond is convertible into 30 ordinary shares. The interest expense on the liability component of convertible bonds for the year was $360,000

McKesson's net income in 2020 was $6,800,000 and its tax rate was 30%.

Instructions:

(a) On the basis of the information above, do you agree with the controller's computation of earnings per share? If you disagree, show a revised computation of the earnings per share for 2020.

(b) Calculate the diluted earnings per share for 2020.

(c) Explain and justify the accounting treatment for share dividends and share splits.