The word "ditched" ( Line 1 ,Para. 4) could best be replaced by ______.

A．parents are to blame for any bad behavior of their children
B．parents will affect greatly the children's life in the long run
C．nature rather than nurture has a significant effect on children's personality development
D．children's personality is shaped by their friends and neighbors

A．Children are more influenced by their peers than by their parents.
B．Twins are quite different if they are reared in two separate families.
C．Identical twins reared in the same home are different in personality.
D．Nurture has a less significant effect on children's personality development.