问题详情

Which of the following statements is true.
A．The White Nile is the trunk of the River Nile.
B．The White Nile is the trunk of the Blue Nile.
C．The White Nile is a branch of the Blue Nile.
D．The White Nile is a branch of the River Nile. 请帮忙给出正确答案和分析，谢谢！