Could you explain?

Alvarado Company had the following common stock balances and transactions during the current year: (Click the icon to view the common stock balances and transactions.) What was the number of Alvarado's current-year weighted average shares outstanding for basic EPS? OA. 78,000 72.500 Data table X c. 71,500 OD. 73,250 January 1 60,000 Common stock outstanding Issue of a 10% common stock dividend March 1 6,000 May 1 Issue of common stock 9,000 3,000 November 1 Issue of common stock for cash 78,000 December 31 Common stock outstanding Print Done