17. DETAILS
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Consider the function $g(x) = 5 - 4x - x^2$ on the interval $(-5, 1)$. Which of the following statements must be true?
I. g has an absolute maximum value on the interval.
II. g has a relative maximum on the interval.
III. g has no absolute minimum on the interval.
I only
I and II
II only
I, II, and III