Simplify the following rational expression. \dfrac{2y^3}{2y^4 + 16y^3}=
2y
4
+16y
3

2y
3

​
=start fraction, 2, y, cubed, divided by, 2, y, start superscript, 4, end superscript, plus, 16, y, cubed, end fraction, equals
Which values of yyy make the expression undefined?
Choose all answers that apply:
Choose all answers that apply:

(Choice A, Checked)
A
y=0y=0y, equals, 0

(Choice B)
B
y=1y=1y, equals, 1

(Choice C)
C
y=8y=8y, equals, 8

(Choice D)
D
y=-8y=−8y, equals, minus, 8

(Choice E)
E
None of the above