Are all of these portfolios feasible? Target Std. Dey. 18% 14% 6% 2% U.S. Large Cap & U.S. Bonds (No Gold) Optimized Port. Wgt. Port. Wgt. Portfolio U.S. Bonds U.S. Large 9.64% -18.24% 118.24% 8.89% 8.26% 91.74% 7.29% 64.63% 35.37% 6.42% 95.48% 4.52% Port. Wgt. Gold 0.00% 0.00% 0.00% 0.00% Target Std. Dey. 18% 14% 6% 2% U.S. Large Cap & U.S. Bonds & Gold Optimized Port. Wgt. Port. Wgt. Portfolio U.S. Bonds U.S. Large 10.71% -64.44% 90.15% 9.72% -27.61% 70.02% 7.61% 50.79% 27.75% 3.58% 51.92% 2.50% Port. Wgt. Gold 74.29% 57.59% 21.45% 0.95% Are all of these portfolios feasible? Target Std. Dey. 18% 14% 6% 2% U.S. Large Cap & U.S. Bonds (No Gold) Optimized Port. Wgt. Port. Wgt. Portfolio U.S. Bonds U.S. Large 9.64% -18.24% 118.24% 8.89% 8.26% 91.74% 7.29% 64.63% 35.37% 6.42% 95.48% 4.52% Port. Wgt. Gold 0.00% 0.00% 0.00% 0.00% Target Std. Dey. 18% 14% 6% 2% U.S. Large Cap & U.S. Bonds & Gold Optimized Port. Wgt. Port. Wgt. Portfolio U.S. Bonds U.S. Large 10.71% -64.44% 90.15% 9.72% -27.61% 70.02% 7.61% 50.79% 27.75% 3.58% 51.92% 2.50% Port. Wgt. Gold 74.29% 57.59% 21.45% 0.95%