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.