单项选择题

Shedmitted _______ trouble ________ her studiesnd plying bsketbll.to hve ; blncingB.hviShe

dmitted _______ trouble ________ her studiesnd plying bsketbll.to hve ; blncing B.hving ; to blnce C.to hve ; to blnce D.hving ; blncingA.to have ; balancingB.having ; to balanceC.to have ; to balanceD.having ; balancing