问题描述：
____wild animals___everyone learn about____them
Astudy,help,protecting Bstudy,help,protects Cstudying,helps,protecting Dstudying,helps,protects
Astudy,help,protecting Bstudy,help,protects Cstudying,helps,protecting Dstudying,helps,protects
问题解答：
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