Find the Domain and Range of the Function Graphed $( - \infty , \infty )$

Multiple Choice

Find the domain and range of the function graphed.
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A) domain: $( - \infty , \infty )$ ; range: $( - \infty , \infty )$
B) domain: $( - \infty , - 1 ) \cup ( - 1 , \infty )$ ; range: $( - \infty , - 4 ) \cup ( - 4 , \infty )$
C) domain: $[ - 1 , \infty )$ ; range: $[ - 4 , \infty )$
D) domain: $( - \infty , \infty )$ ; range: $[ - 4 , \infty )$