In a "protective put'' as in question 18/19, we know that to choose a lower exercise price E for the put will make the put's premium lower. a. Explain why the put premium will be lower if E is selected to be lower. b. Would it ever be possible for the "kink" in the protective put payoff line be at a point above zero? Prove your answer. In a "protective put'' as in question 18/19, we know that to choose a lower exercise price E for the put will make the put's premium lower. a. Explain why the put premium will be lower if E is selected to be lower. b. Would it ever be possible for the "kink" in the protective put payoff line be at a point above zero? Prove your