There are few, if any, real companies with negative betas. But suppose you found one with $\backslash$beta $=0\mathrm{.}15.$

a$-1.$ How would you expect this stock's rate of return to change if the overall market rose by an extra $9\%?$

Note: A negative answer should be indicated by a minus sign. Input your answer as a percent rounded to $2$ decimal places.

a$-2.$ How would the stock's rate of return change if the overall market fell by an extra $9\%?$

Note: A negative answer should be indicated by a minus sign. Input your answer as a percent rounded to $2$ decimal places.

b$.$ You have $$1\mathrm{.}2$ million invested in a well$-$diversified portfolio of stocks. Now you receive an additional $$30,000$ bequest. Which of the following actions will yield the safest overall portfolio return?