【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.
BEForE stArting A FAmily BusinEss you shoulD A.gEt ADviCE From FriEnDs. B.CArry out mArkEt rEsEArCh. C.DisCuss possiBlE DiFFiCultiEs.