Answer:
a set of guide words
Explanation:
<em>See comment for complete question
</em>
From the complete question above, the supposed dictionary contains the following details;
The label (1) to (4) is as follows:<em>
</em>
<em>(1) The syllable count
</em>
<em>(2) The part of speech
</em>
<em>(3) The origin
</em>
<em>(4) The meaning of the word
</em>
<em>
</em>
<em>So, what is missing is option (a)</em>
