Use this info for questions 10 to 12:

A European call that expires in three months has a strike price of $30. The underlying stock price is $27, and the appropriate risk-free rate is 5%. (10) What is the lower bound on the price of this option?

a. $2.64

b. none of the answers are correct

c. $0

d. $1.36

A European call that expires in three months has a strike price of $30. The underlying stock price is $27, and the appropriate risk-free rate is 5%.

(11) Now assume that the option is an American call, and all other characteristics (strike, expiration and underlying) are the same. What is the lower bound on the price of this call?

a.$1.36

b.$0

c.$2.64

d. none of the answers are correct

A European call that expires in three months has a strike price of $30. The underlying stock price is $27, and the appropriate risk-free rate is 5%.

(12) Now assume that the option is a European put, and all other characteristics (strike and expiration) are the same. What is the lower bound on the price of the put?

a.$1.36

b.$2.64

c.$0

d.none of the answers are correct