I'll give you a question, please answer with step-by-step reasoning process.
Where would you find out what a lemur is?\nOptions:\n- house\n- hole\n- wilderness\n- dictionary\n- sunshine

dictionary
Dictionary is a book or electronic resource that lists the words of a language typically in alphabetical order and gives their meaning, or gives the equivalent words in a different language, often also providing information about pronunciation, origin and usage.

We would find out what a lemur is in dictionary.

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Final answer: dictionary