A European put option has strike price K and time to maturity T. The underlying asset is a stock with price S. The put option's delta is . a) How to construct a delta-hedged put option strategy if a trader purchases one put option? ( 2 marks) b) Suppose at the maturity, the terminal stock price is ST. Ex stain the payoff for each position and the total payoff from this option strategy, in different terminal stock price (ST) scenarios