Question: What is the discharge amount of the river with a US EPA-disputed length of 2340 miles?
Choices:
7973 cubic metre per second
210 cubic metre per second
7500 cubic metre per second
168700 cubic metre per second
65.8 cubic metre per second
5433 cubic metre per second
12743 cubic metre per second
209000 cubic metre per second
2478 cubic metre per second
2200 cubic metre per second