Which of the following is the main idea of the passage?

A. The Dakota Access Pipeline will create more markets for oil and gas.
B. The Dakota Access Pipeline will create many job opportunities.
C. American Indians oppose the construction of an oil pipeline.
D. American Indians fight for equal voting rights.
A. The Dakota Access Pipeline will create more markets for oil and gas.
B. The Dakota Access Pipeline will create many job opportunities.
C. American Indians oppose the construction of an oil pipeline.
D. American Indians fight for equal voting rights.

【答案】