Let Aut (G) & Inn (G) denote the autmorphism of G and inner automorphism of G...

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Let Aut (G) & Inn (G) denote the autmorphism of G and inner automorphism of G respectively. Then which of the following is correct? If G is abelian ⇒ Aut G is abelian If G is non abelian then G can be cyclic Inn(Q)=74 Ⓒ|Aut D₂| = 42 Let Aut (G) & Inn (G) denote the autmorphism of G and inner automorphism of G respectively. Then which of the following is correct? If G is abelian ⇒ Aut G is abelian If G is non abelian then G can be cyclic Inn(Q)=74 Ⓒ|Aut D₂| = 42

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