a. PlumCZ corporation stock is currently priced at $44 per share. PlumCZ pays no dividends. A European call option contract (to buy 100 shares of PlumCZ) currently cost $360. The contract has an exercise price of $45 per share and expires in six months. The six-month simple risk-free interest rate is 3%. A European put option on PlumCZ shares also has an exercise price of $45 per share and also expires in six months. What is the price of this put option contract?

b. PearET corporation stock is currently priced at $66 per share. PearET pays no dividends. A put option contract for 100 shares has an exercise price of $66 per share and expires in six months. A call option contract for 100 shares also has an exercise price of $66 per share and expires in six months. Which is more expensive: the put contract or the call contract? Support your answer.