The author's attitude toward the treatment of American Indians by whites is ______.

A．They usually play in small groups.
B．All the boys like to give orders.
C．They don’t obey the orders.
D．Boys usually have a leader and they like to brag.

A．Girls usually play in large groups.
B．Girls like to brag.
C．Girls don’t often give orders; they give suggestions.
D．Girls say good things about themselves.