Professor Baugh was bored during quarantine, so he created the following strategy with put options. How did he do so? Payoff of Professor Baugh's Strategy 5 0 10 15 20 25 30 35 -5 Sell 1 put @ K=30. Buy 1 put @ K=25. Sell 1 put @ K=15. Buy 1 put @ K=10. Sell 1 put @ K=30. Buy 2 puts @ K=25. Sell 1 put @ K=15. Buy 1 put @ K=10. Sell 1 put @ K=30. Buy 2 puts @ K=25. Sell 2 puts @ K=15. Buy 1 put @ K=10. Sell 1 put @ K=30. Buy 2 puts @ K=25. Sell 3 puts @ K=15. Buy 2 puts K=10