Answer: indirectly, through his lack of action.
Explanation:
Jim does nothing in this excerpt apart from look at Della who then tried to interpret this look by diagnosing it for the presence of emotions that she had prepared for but instead found none.
We are therefore introduced to Jim's character indirectly through Della's eyes as she analyses his lack of action.
As You Like It, Act-II, Scene-VII, Lines 139-14
The correct answer is Alliteration. The reason being that the technique the author decided to employ is clearly depicted through the wording of the expressions he utilizes <u>(as they all form part of a series of words that begin with the same consonant sound). </u>
Hope this helps!