The significance of Scout's description as in Chapter 18 of "To kill A mockingbird" is;
From the text, it follows that;
Mayella's recital had given her confidence, but it was not her father's brash kind; there
was something stealthy about hers, like a steady-eyed cat with a twitchy tail" (181).
On this note, it can be concluded that;
The objective is to express the fact that her confidence was intentional and that this confidence is like that of a cat getting ready to Strike it's enemy.
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