Write the Opposite of the Given Polynomial $- 7 x ^ { 2 } - 4 x$

Write the opposite of the given polynomial. $- 7 x ^ { 2 } - 4 x$

A) $- 4 x - 7 x ^ { 2 }$
B) $7 x ^ { 2 } + 4 x$
C) $7 x ^ { 2 } - 4 x$
D) $7 x ^ { - 2 } + 4 x$