Well, it's possible that Lisa would have decided that she would take loans or work a part-time job in order to support her own tuition so that Andy wouldn't have had to bear the entire burden for that.
Il est possible que Lisa aurait décidé de contracter des prêts ou de travailler à temps partiel afin de financer ses frais de scolarité afin qu'Andy n'ait pas à en supporter seul les charges.