Find the derivative.

f$($x$)=4$tan x

f$($x$)=4$csc$2$xf$($x$)=4$csc$2$x

f$($x$)=4$sec$2$xf$($x$)=4$sec$2$x

f$($x$)=4$sin$2$xf$($x$)=4$sin$2$x

f$($x$)=4$cot$2$xf$($x$)=4$cot$2$x

None of these