Find the Limit of the Function by Using Direct Substitution $\lim _ { x \rightarrow 0 } \left( x ^ { 2 } - 5 \right)$

Find the limit of the function by using direct substitution.
- $\lim _ { x \rightarrow 0 } \left( x ^ { 2 } - 5 \right)$

A) Does not exist
B) $- 5$
C) 5
D) 0