D Question 12 1 pts Let's say Tim invested 40% of his money to buy ABC Corp.'s shares and 60% of his money to buy DEF Corp.'s shares in 2013. From 2014 to 2017, ABC Corp. generated the total return percentage of 11%, 13%, 8%, 12%. DEF Corp. generated the total return percentage of -2%, 12%, -3%, and 19% during the same time period. What was the average rate of return for the portfolio (plain English: Tim's investment as a whole) from 2014 to 2017? o 6.50% 8.30% 11.00% 8.75% o Question 13 1 pts Let's say Tim invested 40% of his money to buy ABC Corp.'s shares and 60% of his money to buy DEF Corp.'s shares in 2013. From 2014 to 2017, ABC Corp. generated the total return percentage of 11%, 13%, 8%, 12%. DEF Corp. generated the total return percentage of -2%, 12%, -3%, and 19% during the same time period. What is the standard deviation of the portfolio's returns from 2014 to 2017? 0.39% 6.24% 0.51% o 7.14%