Let $y = \tan ^ { 3 } x$ Then $y ^ { \prime }$

Multiple Choice

Let $y = \tan ^ { 3 } x$ Then $y ^ { \prime }$ is

A) $3 \tan ^ { 2 } x$
B) $3 \tan x \sec ^ { 2 } x$
C) $3 \tan ^ { 2 } x \sec ^ { 2 } x$
D) $3 \sec ^ { 2 } x$
E) $3 \tan ^ { 2 } x \sec ^ { 4 } x$