Consider a portfolio constructed with a risky asset A and a risk$-$free asset. The portfollio has weight of $w$ in asset $A.$ Asset A has expected retum of $8\%$ and beta of $1\mathrm{.}25.$ Risksfree rate is $4\%.$ What is the value of market risk for the portfolio if w is $150\%?$

$1$

$1\mathrm{.}5$

$1\mathrm{.}25$

$1\mathrm{.}875$