The set of all nth roots of unity under multiplication of complex numbers form a/an

commutative semigroups with identity

The set of all nth roots of unity under multiplication of�

1.	The set of all nth roots of unity under multiplication of complex numbers form a/an
A.	semi group with identity
B.	commutative semigroups with identity
C.	group
D.	abelian group
Answer» E.

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The set of all nth roots of unity under multiplication of complex numbers form a/an