【单选题】
·you will hEAr A rADio rEport ABout FAmily BusinEssEs.
·For EACh quEstion 23-30, mArk onE lEttErA,B、orC、For thE CorrECt AnswEr.
·AFtEr you hAvE listEnED onCE, rEplAy EACh rECorDing.
to prEvEnt proBlEms it is importAnt to A.DEFinE rolEs ClEArly. B.work As EFFiCiEntly As possiBlE. C.trEAt EACh othEr with ExtrA CArE.