please help. each of these i got wrong

You are aware that your neighbor, Paul, trades stocks based on confidential information he overhears at his workplace, This information is not available to the general public. Paul often comments on the huge profits he earns on these trades. Paul's trading is an example of violation of form efficiency. Muitiple Choice - semiwesk semistrong weak strong What is the arithmetic average return for a stock with annual returns of 11 percent, 9 percent, 5 percent, and 15 percent? Nuitiple Choice 994% 7.228 7504 10945 Over the long run, the choice that will drive an investor's return is: Nultiple Choice the category of asset that the investor chooses (stocks vs bonds, e.g.). the individual assets that an inyestor selects (BM bonds vs. G E bonds e.g) the inflation rate an of the above What is the geometric average return for a stock with annual returns of 4 percent, 9 percent, 5 percent, and 17 percent? Multiple Choice 6.25% 8.63% 963x 595% The stock of Nowhere Man, Inc had eamed 86% over the last 25 years. What annually compounded rate of return did this investment eamn over the last 25 years? Multiple Choice 2,5sin B6 75s 344