Which passage is an example of exposition in Edgar Allen Poe's "The Black Cat"?

How can an author reveal move information about a character

Shauna has collected a variety of sources for her research about charlie chaplin’s impact on american cinema. in performing her preliminary evaluation of each source, shauna should-thoroughly review and examine the content.-perform a quick search to determine the author’s reliability.-check whether the author agrees with experts on the subject.-decide whether it will be useful in her final essay.

What are potential sources of error in marta’s experiment