Stock A has a volatility of 62% and a correlation of 10% with your current portfolio. Stock B has a volatility of 113% and a correlation of 41% with your current portfolio. You currently hold both stocks. Which of the following choices below will increase the volatility of your portfolio: () 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 Ais (%. (Round to one decimal place.)