You are the risk manager of your bank responsible for the derivatives desk. A t

You are the risk manager of your bank responsible for the derivatives desk. A trader has sold 300 call option contracts each on 100 shares of Nissan Motors with time to maturity of 90 days at USD 1.80. The delta of the option on one share is 0.60. You have hedged the option exposure by buying 18000 shares of
the underlying. The next day the stock price falls and the delta of the options falls to 0.54. In order to keep the options hedged you have to

A. Buy 1800 shares of Nissan Motors

B. Sell 1800 shares of Nissan Motors

C. Buy 1080 shares of Nissan Motors

D. Sell 1080 shares of Nissan Motors