Simile for the twisted mental and personification for the doomed youth. And I think possibly a metaphor for the "The children were roses grown in o-"
I'd say a good 15%. Is this like an actual question tho with like an actual answer??
There is two reasons. This is what I think but I don't know if it's true. It's probably because the fence is too old and weak or the geese probably helped him climb out. I really need to re-read Charllote's Web again to figure out that part. But I think reason 1 makes more sense though. Hope I helped.
"River" would correct the capitalization error in the sentence, since "Mississippi River" is a single entity--making it one proper noun that needs to be capitalized.