Which represents the polynomial written in standard form? 8x2y2 – 3x3y 4x4 – 7xy3 4x4 – 3x3y 8x2y2 – 7xy3 4x4 – 7xy3 – 3x3y 8x2y2 4x4 8x2y2 – 3x3y – 7xy3 –7xy3 – 3x3y 8x2y2 4x4