Solve the given inequality (a related function is graphed).x3 - 8x2 ? 5x - 84 
x-intercepts: (-3, 0), (4, 0), (7, 0)
A. (-?, -3) ? (4, ?)
B. (-?, -3) ? (4, 7)
C. (-?, -3] ? [4, 7]
D. (-?, -3] ? [4, ?)
Answer: C
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