Which sentence contains a dangling modifier?
a. upon bestowing the awards, the mayor congratulated all the participants.
b. upon hearing the fire engines, the apartment building was evacuated.
c. when operating heavy machinery, one must use caution.
d. upon taking the field, the player was hit by a foul ball.

a biography is a genre that mainly accounts somebody's life and that is written by somebody else. this genre supports sonia nazario's desire to share enrique's life because she can fully inform readers of his entire emotional journey.

in a biography, an author can share the readers almost everything about a person's life, or just one key event or personal aspect the author is interested in telling, like in this specific case in which sonia nazario is centered in enrique's emotional journey.

- "the basic difference between keywords and subjects is that subjects (or "subject headings") have been predetermined, while keywords have not. a keyword is an easy place to start because you can use any word that seems to fit your search; this is called "natural language" searching."