The table below gives the historic return over the past five months for the market portfolio and two assets: A and B$.$ Which of the answers below best describes the historic beta for A and $B?$

Month

Market

Asset A

Asset B

$1$

$3\%$

$5\%,4\%$

$2$

$-5\%$

$-6\%,4\%$

$3$

$1\%$

$4\%,4\%$

$4$

$-10\%$

$-12\%,4\%$

$5$

$6\%$

$10\%$

$4\%$

$A>0$;$B=0$

$A<mn\; id="EditorElement\_443385">0</mn>$;$B=0$

$A>+1$;$B=0$

$A>0$;$B=+1$