Q84Section C (Part C)84 of 120

Automorphism groups

For a group $G$ , let $\mathrm{Aut}(G)$ denote the group (under composition) of all bijective group homomorphisms from $G$ onto itself. Which of the following statements are true?

Multiple select: one or more options are correct. Select all of them, then submit — marks need the exact set.

Select every correct option, then submit.

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