Decide whether the relation is a function, and give the domain and range.
A. Not a function; domain: [-4, 6]; range: [-6, -4]
B. Not a function; domain: [-6, -4]; range: [-4, 6]
C. Function; domain: [-6, -4]; range: [-4, 6]
D. Function; domain: [-4, 6]; range: [-6, -4]
Answer: A
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