Please answer this correctly

Which sentence from the story is an example of conflict? “here were many men, and countless dogs, and buck found them all at work.” “buck had been purposely placed between dave and sol-leks so that he might receive instruction.” “by afternoon, perrault, who was in a hurry to be on the trail with his despatches, returned with two more dogs.” “that night buck faced the great problem of sleeping.”

Read the excerpt from”do not go gentle into that good night” which statement best describes the effect of the refrains in this excerpt?

Look up "racial violence in the early 1960's" and write information about it and find 3 sources about it