Researchersholdthatboredomresultsfrom______.
A.naturalsurroundings
B.variouskindsoffactors
C.sensitivepersonalities
D.subjectiveperceptions
正确答案:B解析:推理判断题。由文章第四段“Researcherssaythat…comesinseveralflavors.”和“Emotionalfactorscanalsocontr ibutetoboredom.”可推知,本题选B。



