Two- and Three-Year-Olds Who Experienced Significant Sibling Rivalry Had __________

Multiple Choice

Two- and three-year-olds who experienced significant sibling rivalry had __________ when they were 5 or 6 years old than did children whose relationship with their sibling was warm and affectionate:

A) less knowledge of how to hurt other people
B) a more mature moral orientation
C) a less mature moral orientation
D) less capacity to react emotionally