Which Was One of the Major Changes in Children's Roles

Which was one of the major changes in children's roles in families over the evolution of the Democratic Companionate family between 1900 and 1970?

A) There was an increasing differentiation between children and adults especially in terms of their responsibility to work.
B) There was an increasing similarity between children and adults sharing entertainment,recreational activities,and work.
C) There were no significant changes in children's roles between 1900 and 1970.
D) Children became more independent as they became more likely to earn their own incomes.