Read this excerpt from the way to rainy mountain:
the kiowas are a summer people; they abide the cold and keep to themselves, but when the season turns and the land becomes warm and vital they cannot hold still; an old love of going returns upon them.
how does this detail develop the central idea?
it shows how the author’s grandmother ended up in the house in which she lived.
it depicts how the kiowas are connected to the land and traveling.
it describes how outsiders viewed the kiowa people.
it gives a personal example from the author’s own experience.

Read the excerpt from david foster wallace’s infinite jest. my silent response to the expectant silence begins to affect the air of the room, the bits of dust and sportcoat-lint stirred around by the ac’s vents dancing jaggedly in the slanted plane of windowlight, the air over the table like the sparkling space just above a fresh-poured seltzer. the coach, in a slight accent neither british nor australian, is telling c.t. that the whole application-interface process, while usually just a pleasant formality, is probably best accentuated by letting the applicant speak up for himself. in this excerpt, the narrator is providing a, both objective descriptions and subjective commentaries. b. only objective information about people, setting, and events. c. only subjective responses to the things he sees and experiences. d. a compromised interpretation of events due to his unstable condition.