Answer:
It allows for transportation of goods to other river systems
Explanation:
The most important contribution made by the Tennessee-Tombigbee Waterway to the economic life of the Tombigbee Hills region is that "It allows for transportation of goods to other river systems."
This is evident in the findings of the research conducted by Troy University in 2009. In which it was claimed that this particular waterway is replacing an annual average of 284,000 truckloads of goods.
Also, this waterway covers seventeen public ports and terminals and at the same time link to the Gulf of Mexico.
b.must be the correct answer
Wilmer proviso would be the answer if that question
They believe that they would be ignored if representation was based on population while large states, because they will not have the same advantages that the big states have.