On May 3, 2016, an investor owns 100 Google shares. As indicated in Table 1.3, the share price is about $$\$ 696$$ and a December put option with a strike price of $$\$ 660$$ costs $$\$ 38.10$$. The investor is comparing two alternatives to limit downside risk. The first involves buying one December put option contract with a strike price of $$\$ 660$$. The second involves instructing a broker to sell the 100 shares as soon as Google's price reaches $$\$ 660$$. Discuss the advantages and disadvantages of the two strategies.