Using the data in below determine the optimal risky portfolio which is constructed out of the three asset classes: gold, NASDAQ and BOND (this is a broad bond fund).

(Note: be sure to calculate returns before any further analysis. Assume a risk-free rate for the question of 0%)

Date	GOLD	NASDAQ	BOND
2021/3/1	1700.2	12723.47	109.872093
2021/2/1	1728.1	13192.35	110.653488
2021/1/1	1847.3	13070.69	112.127403
2020/12/1	1893.1	12888.28	112.186867
2020/11/1	1775.7	12198.74	111.549568
2020/10/1	1877.4	10911.59	110.106415
2020/9/1	1887.5	11167.51	110.827652
2020/8/1	1967.6	11775.46	110.667252
2020/7/1	1962.8	10745.27	110.998344
2020/6/1	1793	10058.77	109.277649
2020/5/1	1736.9	9489.87	107.552856
2020/4/1	1684.2	8889.55	106.743065
2020/3/1	1583.4	7700.1	103.180222
2020/2/1	1564.1	8567.37	107.91925
2020/1/1	1582.9	9150.94	106.581665
2019/12/1	1519.5	8972.6	103.939621
2019/11/1	1465.6	8665.47	104.383194
2019/10/1	1511.4	8292.36	104.124367
2019/9/1	1465.7	7999.34	104.126244
2019/8/1	1519.1	7962.88	104.494011
2019/7/1	1426.1	8175.42	102.43396
2019/6/1	1409.7	8006.24	101.898933
2019/5/1	1305.8	7453.15	100.691711
2019/4/1	1282.8	8095.39	99.293121
2019/3/1	1293	7729.32	99.175415
2019/2/1	1312.8	7532.53	97.38089
2019/1/1	1319.7	7281.74	97.483932
2018/12/1	1278.3	6635.28	95.69117
2018/11/1	1220.2	7330.54	94.201454
2018/10/1	1212.3	7305.9	93.943863
2018/9/1	1191.5	8046.35	94.454971
2018/8/1	1200.3	8109.54	94.915451
2018/7/1	1223.7	7671.79	94.318016
2018/6/1	1251.3	7510.3	94.27256
2018/5/1	1300.1	7442.12	94.148331
2018/4/1	1316.2	7066.27	93.577637
2018/3/1	1322.8	7063.45	94.558929
2018/2/1	1315.5	7273.01	94.044556
2018/1/1	1339	7411.48	95.103279
2017/12/1	1306.3	6903.39	95.427223
2017/11/1	1273.2	6873.97	95.405296