Answer:
The ending did support the fakirs belief. At the end the White's most beloved thing (their son) was turned into a horrible monstrosity from the dead. This happened because the Whites wished for their son back from the dead. Upon this wish they tried to play God and messed with fate.
Explanation:
C. Finny's death represents Gene's final passage into adulthood
Sure, trees produce oxygen that help us breath and animals help with the production of food