A hemispherical bowl is made of steel of $0.5\;cm$ thickness . The inner radius of the bowl is $5\; cm$. The volume of the steel used is _____ $cm^3 (\pi =3.14)$

Question

$(A) 80.612 \;cm^3\\(B)\;86.612\;cm^3\\(C)\;161.224\;cm^3\\(D)\;163.224\;cm^3$