【正确答案】 1、C    

【答案解析】从Charlene所说的第一句话The economic trouble of one parent families mainly results from the incompatibility of child care and work…和最后、句话If mothers are able to combine child care and work for all that they often get poor．可以总结出她的观点：单亲家庭由于无法既照看年幼的孩子又同时兼顾工作，因而导致经济上的困难。