Use reasoning to lead to the answer of the following question:
There is often a final exam at the end of each quarter of what?\nOptions:\n- quarterlight\n- hour\n- school year\n- semester\n- hundredweight
 Reasoning process:
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Quarter is part of a year so school year is appropriate answer. Exams are held in school so school year fits here. Therefore, the final answer is school year.
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