Find the Intersection of the Given Intervals $( ( \infty , - 6 ) \cup ( - 6 , \infty ) ) \cap ( \infty , 13 ]$

Multiple Choice

Find the intersection of the given intervals.
- $( ( \infty , - 6 ) \cup ( - 6 , \infty ) ) \cap ( \infty , 13 ]$

A) $( \infty , - 6 )$
B) $( \infty , - 6 ) \cup ( - 6,13 ]$
C) $( \infty , 13 ]$
D) $( - 6,13 ]$