Please answer the following question in Excel. Please show your formula references.

A stock is trading at $96.78. You hold a delta-hedged portfolio in which you are short a call and long A units of the stock. The delta of the call is 0.05 and the gamma of the call is 0.007. If the stock registers an unexpected price decrease of $20.6, what will be the change in value of your delta-hedged portfolio? -1.12 -2.98 -1.49 -4.46 -3.72 A stock is trading at $96.78. You hold a delta-hedged portfolio in which you are short a call and long A units of the stock. The delta of the call is 0.05 and the gamma of the call is 0.007. If the stock registers an unexpected price decrease of $20.6, what will be the change in value of your delta-hedged portfolio? -1.12 -2.98 -1.49 -4.46 -3.72