A Corporation has 1,000,000 authorized shares of $10 par-value common stock, with 300,000 shares issued and outstanding.

After a 2-for-1 stock split, A Corporation would have:

a. 600,000 shares of common stock outstanding at $5 par

b. 400,000 shares of common stock outstanding at $7.50 par

c. 900,000 shares of common stock issued and outstanding at $3 par

d. 2,000,000 shares of common stock issued and outstanding at $5 par

Please explain how you determined your answer.