$f(x)=-x^3(x+3{)}^2(x-9)$

A$)0,$ crosses the $x-$axis;

$3,$ touches the $x-$axis and turns around;

B$)0,$ crosses the $x-$axis;

$-9,$ crosses the $x-$axis

$-3,$ touches the $x-$axis and turns around;

$9,$ crosses the $x-$axis

C$)0,$ touches the $x-$axis and turns around;

D$)0,$ touches the $x-$axis and turns around;

$3,$ crosses the $x-$axis;

$-3,$ touches the $x-$axis and turns around;

$9,$ crosses the $x-$axis

$9,$ crosses the $x-$axis