Which polynomials are in standard form?
Choose all answers that apply:
Choose all answers that apply:

(Choice A)
A
5-2x5−2x5, minus, 2, x

(Choice B)
B
x^4-8x^2-16x
4
−8x
2
−16x, start superscript, 4, end superscript, minus, 8, x, squared, minus, 16

(Choice C)
C
5x^3+4x^4-3x+15x
3
+4x
4
−3x+15, x, cubed, plus, 4, x, start superscript, 4, end superscript, minus, 3, x, plus, 1

(Choice D)
D
None of the above