Let $F=($:$x^{2}z,-2xz,yz$:$).$ Calculate the curl of $F$ at the point $(2,-1,3).$

A$)5$

B$)z+2x+x^2-2z$

C$)($:$7,4,-6$:$)$

D$)($:$4,1,3$:$)$

E$)0$