The sentence "they are rightly...xenophobia" in the last paragraph but one meansA．it is re

The sentence "they are rightly...xenophobia" in the last paragraph but one means

A．it is reasonable for them to feel inferior to the white.

B．they are taking rightful measures to become richer.

C．they are sensitive to and angry about the natives" hostility.

D．though being poor, they are fighting for equal rights.

请帮忙给出正确答案和分析，谢谢！