Download the data from the following data tablea. Compute the average return for each of the assets from 1929 to 1940 (the Great Depression).b. Compute the variance and standard deviation for each of the assets from 1929 to 1940.c. Which asset was riskiest during the Great Depression? How does that fit with your intuition?Year S&P 500 Small Stocks Corp Bonds World Portfolio Treasury Bills CPI1929 -0.08906 -0.43081 0.04320 -0.07692 0.04471 0.005851930 -0.25256 -0.44698 0.06343 -0.22574 0.02266 -0.063951931 -0.43861 -0.54676 -0.02380 -0.39305 0.01153 -0.093171932 -0.08854 -0.00471 0.12199 0.03030 0.00882 -0.102741933 0.52880 2.16138 0.05255 0.66449 0.00516 0.007631934 -0.02341 0.57195 0.09728 0.02552 0.00265 0.015151935 0.47221 0.69112 0.06860 0.22782 0.00171 0.029851936 0.32796 0.70023 0.06219 0.19283 0.00173 0.014491937 -0.35258 -0.56131 0.02546 -0.16950 0.00267 0.028571938 0.33204 0.08928 0.04357 0.05614 0.00060 -0.027781939 -0.00914 0.04327 0.04247 -0.01441 0.00042 0.000001940 -0.10078 -0.28063 0.04512 0.03528 0.00037 0.00714