Which polynomial represents the sum below?(4x2 + 3x + 4) + (-346 - 4x5 - 2x2 + 5x)-O A. 3x6 - 4x5 + 2x2 + 8x + 4+O B. -46 - 4x5 + 2x2 + 8x + 4O C. -3x6 - 4x5 + 2x² + 8x+ 4O D. 3x6 + 4x5 - 2x2 - 8x+ 4+

x⁵ + 2x³ + 2x² + 6x + 3
-3x⁵ - 3x⁴ + 2x³ + 6x
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-2x⁵ - 3x⁴ + 4x³ + 2x² + 12x + 3