18. You are considering a butterfly spread for ZEUS (Olympic Steel) currently trading for $17.67 per share ask. You study the quotes below. What long or short, call or put butterfly spread would provide the highest MAXIMUM payoff, regardless of probability Call-Bid Call-Ask Strike Put-Bid Put-Ask .75 1.00 17.50 .65 .90 .10 .25 20.00 2.30 2.00 .05 .15 22.50 4.60 5.10 19. Regarding the butterfly in Problem 18 above, what would that payoff be? (Round dollar answer to the nearest dollar)