13. You expect HGH stock to have a 20% return next year and a 45% volatility. You have $25,000 to invest, but plan to invest a total of $50,000 in HGH, raising the additional $25,000 by shorting either KBH or LWI stock. Both KBH and LWI have an expected return of 15% and a volatility of 35%. If KBH has a correlation of +0.9 with HGH, and LWI has a correlation of -0.90 with HGH, which stock should you short?