Answer:
a. mucus is a great word, not only because it gives name to an important bodily function
Explanation:
"Mighty” reflects how powerful and influential the speeches were to Douglass in a way that “great” would not.
<em>Mighty</em> means possessing power or authority. These elements are not exactly part of the definition of the word <em>great</em>, which simply means large, remarkable, or predominant. With <em>mighty</em>, there is a connotation of significance and impact. Indeed, the narrator tells us that these speeches fascinated him ("unabated interest") and influenced his thinking ("they gave tongue to interesting thoughts of my own soul").
By deciding what viewers see and how they see it in order to shape their opinion of the image