My husband and I both go out to work, ____we share housework at

My husband and I both go out to work, ____we share housework at home.
A、for
B、so
C、yet
D、or
【正确答案】:B
【题目解析】:句意:丈夫和我都出去工作,【因此】我们在家共同做家务。表因果关系。