A (3 a^2+4a+3)(2 a^2-4a+4)
B (4 a^2)+4a+3)(2 a^2-5a+3)
C (2a^2+4a+3)(2 a^2 -4a+3)
D (2 a^2+5a+3)(4 a^2-4a+3)
Correct Answer: Option C
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