Answer:
The title "Out, Out-" by Robert frost is alluding to the play Macbeth. Macbeth is grieving about how his life is meaningless once his wife had died. Frost use that allusion by tieing it to his theme in "Out, Out-"
Explanation:
Row would be the answer (:
I believe the answer would be D. as it looks like sparrows are the primary predators towards caterpillers in this food web.