Yes because "the box of toys has been tipped over" and "the children will pick it up" can stand on their own, and since they are combined into one sentence it is a compound sentence.
Before, the moutain trail seemed serene and peaceful but the injured woman changed her viewpoint on that.
Answer:
It's actually a poem. "If you see me getting smaller, I'm <em>leaving</em>, don't be <em>grieving</em>, just gotta get away from here. If you see me getting smaller, don't worry, and no hurry, <em>I've got the right to disappear</em>." The narrator has decided to commit su icide.
Answer:
He thought it was unnecessary.
Explanation:
The definition of superfluous is unnecessary.
Answer:
C
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........
not sure
but according to me C is right