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Answer:
C.

Explanation:
Starting with:
(8x² - 4x - 8)(2x² + 3x + 2)
Begin multiplying the first equation by each of the second equation's terms:
2x²(8x² - 4x - 8) + 3x(8x² - 4x - 8) + 2(8x² -4x - 8)
Distribute:

Simplify by combining like terms:

Therefore, the correct answer is C.