I think the biased one would be the second excerpt
<em>She Prepares to Fight": Though past 50 years of age, she is tall and powerful and looks like she would be dangerous if aroused to a point of hatred.</em>
We can see that it's a biased excerpt because it appears to contain a prejudice that may have affected the writer's beliefs about Mrs. Hossack. Even though it may not display the full situation
If you were trying to say "What is <span>a characteristic of communication that is unique to public speaking," then i would say eye contact, and confidence. </span>
