On (April 5), a feed buyer for a chicken firm plans to buy 50,000 bushels of corn in the cash market in June July corn futures are trading at 400 cents per bushel (Each corn futures and options contract represents 5,000 bushels.) He expects the basis (using the july futures price) to be +20 july when he buys the corn in June) Corn Call option prices for April 5 are as follows: Corn (CBT) 5,000 bu, cents per bu. Strike Calls-Settle Price July Sep Dec 380 40 45 50 390 35 40 45 400 30 35 40 410 25 30 35 420 20 25 30 430 15 20 25 On June 5, the buyer buys the corn in the cash market for 450 cents per bushel. Closing futures prices for July corn on June 5 are 430 cents per bushel. July 400 call options premiums are trading at 40 cents per bushel. What is the options gain for the buyer if he exercises his options position on June 5? O 30 cents per bushel O 20 cents per bushel 10 cents per bushel O O cents per bushel