It seems that you have missed the necessary options for us to answer this question, so I had to look for it. Anyway, based on the given lines above, the literary device that Sophocles uses in these lines to keep the audience interested is DRAMATIC IRONY. Hope this helps.
The fallacy that can be identified and that can be discredited is the idea that African American people are inferior based on perceptions from an earlier time.
the answer is C (APEX) because the passage mentions she is the way her daughter wanted her to be and lists characteristics of what she should be like, seeking her daughter’s approval/satisfaction/admiration