Stock A has a volatility of 56% and a correlation of 13% with your current portfolio. Stock B has a volatility of 93% and a correlation of 40% with your current portfolio. You currently hold both stocks. Which of the following choices below will increase the volatility of your portfolio: (i) selling a small amount of stock B and investing the proceeds in stock A, or (ii) selling a small amount of stock A and investing the proceeds in stock B ? The marginal contribution to risk for stock A is \%. (Round to one decimal place.)