Select the best answer for une question. 3. A combination is an option trading strategy that uses O A. both writing and buying call options. O B. both put and call options. O C. two or more call options. O D. two or more put options. Mark for review (Will be highlighted on the review page) Select the best answer for the question 4. Which of the following statements defines a European-style option? O A. An option that's out-of-the-money O B. An option that can be exercised at any time O C. An option that can only be exercised at expiration O D. An option that's in-the-money Mark for review (Will be highlighted on the review page) M Select the best answer for the question 5. If spot-futures parity exists for an index future then the future price must equal the O A. future value of the spot price at the market rate. O B. future value of the spot price at the risk-free rate. O C.spot price. O D. present value of the spot price at the risk-free rate. O Mark for review (Will be highlighted on the review page) 7. Kim Lee purchased 6 put option contracts on Eastern Imports stock at a strike price of S47.50. The option premium was 5.65. Ar expiration, the stock was valued at 544.90 a share. What in her percentage return? O A.300.00% OB.0% O C.32.82% O-D. -100.00%