Question

vocabulary: reference material
which of the following is a feature of a dictionary?
a dictionary contains a list of words with similar meanings to the unknown word.
a dictionary provides only one definition of a word within the context it is used.
the words in a dictionary are organized in alphabetical order.

Explanation:

A dictionary's key feature is alphabetical organization of words, as stated in the reference material. The first option describes a thesaurus, the second is incorrect (dictionaries often have multiple definitions), and the third matches the reference's note on dictionary organization.

Answer:

The words in a dictionary are organized in alphabetical order.