You possess a stock that has appreciated from $5 per share to $27 per share. You desire to defer realizing the profit, yet you are concerned about the short-term fluctuations in the stock market. A prudent course of action for you would be to:

1) Weighted average cost of capital.

2) Cost of debt.

3) purchase an index option.

4) write a call option on the stock.

5) buy a put option on the stock.