Which statement about the amur river is accurate? a. it forms part of the border between russia and china. b. it is no longer a part of russia. c. it is a natural boundary between european russia and asian russia. d. it runs from northern russia to southwestern russia.
The Amur river became the current boundary between Russian and Chinese lands in 1858 with the treaty of Aigun, reversing the 1689 treaty of Nerchinsk in which Russia cede the north bank to Qing china. Hope this helps you!!
It is A
Explanation:
I beleive the answer is A