Brian would like to expand his portfolio and is comparing two stocks. Stock A offers an expected return of $8\%,$ a standard deviation of $4\%,$ and a beta coefficient of $0\mathrm{.}96.$ Stock B offers an expected return of $10\%,$ a standard deviation of $6\%,$ and a beta coefficient of $1\mathrm{.}10.$ Which stock would be the best choice for Brian?