The author of the passage states that Bailyn failed to ______.

A．give sufficient emphasis to the cultural and political interdependence of the colonies and England
B．take advantage of social research on the experiences of colonists who migrated to colonial North America specifically to acquire land
C．relate the experience of the migrants to the political values that eventually shaped the character of the United States
D．investigate the lives of Europeans before they came to colonial North America to determine more adequately their motivations for migrating