A Firm’s Earnings Per Share Increased from $5 to $6

A firm’s earnings per share increased from $5 to $6, its dividends increased from $2 to $2.40, and its share price increased from $80 to $90. Given this information, it follows that

A) the required rate of return decreased
B) the stock experienced a drop in its P/E ratio
C) the firm increased its number of shares outstanding
D) the firm had a decrease in its dividend payout ratio