Explanation:
<em><u>they</u></em><em><u> </u></em><em><u>were</u></em><em><u> </u></em><em><u>captivated</u></em><em><u> </u></em><em><u>and</u></em><em><u> </u></em><em><u>inspired</u></em><em><u> </u></em><em><u>by</u></em><em><u> </u></em><em><u>homers</u></em><em><u> </u></em><em><u>characters</u></em><em><u> </u></em><em><u>and</u></em><em><u> </u></em><em><u>exploits</u></em>
Maintaining eye contact with the speaker
I think.
because you could be writing notes, and that doesn't include eye contact
From the exhaustive list of choices, I think the best answer is effrontery which has a definition of insolent or impertinent behavior. Among all of the choices, the definition of this word is what completes the thought of the sentence.