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I ' m thrilled , so thrilled , that he loves his teacher . Knowing not only that he 's in good hands , but that he actually LIKES going there makes me feel really good . It makes going to work that much easier . It also makes going to work that much harder .

Question:
What may be the reason it 's easier for me to go to work ?
Select from the following. (I). Because his teacher takes him to school now . (II). Because he hates going to school now . (III). Because he enjoys going to school now . (IV). Because he lives at school now .