______ deals with how language is acquired, understood and produced A.PsycholinguisticsB.SociolinguisticsC.NeurolinguisticsD.Anthropological linguistics请帮忙给出正确答案和分析,谢谢!
A compound is composed ofA.a root and an affix B.a root and a free morpheme C.a stem and a free morpheme D.more than one free morpheme 请帮忙给出正确答案和分析,谢谢!