7. A call option contract on stock (standard European-style contract) with strike price of $75 gives its (a) obligation to sell (100 shares of stock) at $75 per share before the expiration date of the contract. (b) rig.. w sell (100 shares of stock) at $75 per share on the expiration date of the contract. (c) right to buy (1,000 shares of stock) at $75 per share on the expiration date of the contract. (d) obligation to sell (1,000 share of stock) at $75 per share on the expiration date of the contract. (e) right to buy (100 shares stock) at $75 per share on the expiration date of the contract. b d