Dillon Corporation splits its common stock 2 for 1, when the market value is $40 per share. Prior to the split, Dillon had 50,000 shares of $10 par value common stock issued and outstanding. After the split, the par value of the stock:
a. Remains the same
b. Is reduced to $2 per share
c. Is reduced to $5 per share
d. Is reduced to $20 per share