List All the Elements of B That Belong to the Given

Multiple Choice

List all the elements of B that belong to the given set.
-B= $\left\{ 19 , \sqrt { 7 } , - 18,0 , \frac { 0 } { 9 } , \sqrt { 4 } \right\}$
Real numbers

A) 19,-18,0 , $\frac { 0 } { 9 }$
B) $19 , \sqrt { 7 } , - 18,0 , \frac { 0 } { 9 } , \sqrt { 4 }$
C) $19 , - 18,0 , \frac { 0 } { 0 } , \sqrt { 4 }$
D) 19,-18,0 , $\sqrt { 4 }$