Determine the Intervals on Which the Function Is Increasing, Decreasing $( - \infty , 0 )$

Multiple Choice

Determine the intervals on which the function is increasing, decreasing, and constant.
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A) Increasing on $( - \infty , 0 )$ ; Decreasing on $( - \infty , 0 )$
B) Increasing on $( 0 , \infty )$ ; Decreasing on $( - \infty , 0 )$
C) Increasing on $( - \infty , 0 )$ ; Decreasing on $( 0 , \infty )$
D) Increasing on $( \infty , 0 )$ ; Decreasing on $( 0 , - \infty )$