It would be Alpha, If you need more, read up on the subject, if this is a mult. choice, than there is the answer. Good luck.
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Although human beings can be attacked by many kinds of animals, man-eaters are those that have incorporated human flesh into their usual diet and actively hunt and kill humans. Most reported cases of man-eaters have involved lions, tigers, leopards, polar bears, and large crocodilians.
The first one is correct, because your skin is always the first thing anything comes incontact with.