$($Click on the icon $$ in order to copy its contents into a spreadsheet.$)$

a$.$ The expected rate of return for portfolio $A$ is $\%.($Round to two decimal places.$)$

The standard deviation of portfolio A is $,\%.($Round to two decimal places.$)$

b$.$ The expected rate of return for portfolio B is $\%.($Round to two decimal places.$)$

The standard deviation for portfolio B is $,\%.($Round to two decimal places.$)$

choice below.$)$

A$.$ Portfolio $A$ is better because it has a higher expected rate of return with more risk.

B$.$ Portfolio $B$ is better because it has a lower expected rate of return with less risk.

C$.$ Based on risk alone, portfolio B is better because it has lower risk; and based on return alone, portfolio $A$ is better because it has a higher return.