. Maren received 10 NQOs (each option gives her the right to purchase 10 shares of stock for $8 per share) at the time she started working, when the stock price was $6 per share. When the share price was $15 per share, she exercised all of her options. Eighteen months later she sold all of the shares for $20 per share. What is the amount of Maren's bargain element?

a. $0.

b. $700.

c. $900.

d. $1,500.

e. None of the choices are correct