is better, based on the risk $($as measured by the standard deviation$)$ and return of each?

a$.$ The expected rate of return for Stock A is $14\%.($Round to two decimal places$)$

The expected rate of return for Stock B is

$\%.($Round to two decimal places$)$

b$.$ The standard deviation for Stock A is $\%.($Round to two decimal places$)$

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

c$.$ Based on the risk $($as measured by the standard deviation$)$ and return of each stock, which investment is better? $($Select the best choice below.$)$

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

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

; better, based on the risk $($as measured by the standard deviation$)$ and return of each?