4. You establish the following position: Long 100 ABCD 150 Call Long 100 ABCD 150 Put If the price of ABCD is $150 at expiration, what is the resulting ABCD position in your account on the business day following expiration? M a. Flat or no position in ABCD M b. Long 100,000 shares of ABCD M c. Short 100,000 shares of ABCD M d. Both B and C