The given algebraic expression of its exponent in ascending order is x – x8 + x2 – 1.7x10 + 1.4x8 – 7.8x2 + 4 – 9x
A 4 – 8x – 6.8x2 + 0.4x8 – 1.7x10
B – 1.7x10 + 0.4x8 – 6.8x2 – 8x + 4
C 4 – 6.8x – 8x2 + 0.4x8 – 1.7x10
D – 1.7x10 – 0.4x – 6.8x2 + 8x + 4