If 1, ω, ω2 are the cube roots of unity, then (1 + ω) (1 + ω2) (1 + ω3) (1 + ω + ω2) is equal to

If 1, ω, ω2 are the cube roots of unity, then (1 + ω) (1 + ω2) (1

1.	If 1, ω, ω2 are the cube roots of unity, then (1 + ω) (1 + ω2) (1 + ω3) (1 + ω + ω2) is equal to
A.	-2
B.	-1
C.	0
D.	2
Answer» D. 2