Layla owns 10,000 shares of stock that she wants to sell sometime within the next three months. Shares of this stock are currently selling for $43.50. The stock has been increasing in price but Layla is concerned the price might start to fall. She is not yet willing to sell his shares just in case the price rises some more. To guarantee that she can receive at least $42.50 a share when she does sell, Layla could purchase _____ with a strike price of _____. Assume that each option allows you to trade 100 units of the underlying asset. A. 100 calls ; $42.50 B. 10,000 puts ; $43.50 C. 100 warrants; $43.50 D. 100 puts; $42.50 E. Either A, B, or D