Themoretelevisionthatathree-year-oldwatches,themorelike...
问题详情：Themoretelevisionthatathree-year-oldwatches,themorelikelyheorsheistobehaveaggressively,accordingtoaU.S.study.JusthavingtheTVoninthebackground,evenifthechildwasn’twatchingit,wasalsolinkedtoagg...