Which of the Following Notable Developments Took Place in Ohio

Which of the following notable developments took place in Ohio between 1811 and 1818?

A) the successful curbing of westward expansion due to a focus on local construction projects
B) the building of the first interstate roadway financed by the federal government
C) the invention of the flatboat, which came to surpass the steamboat in efficiency
D) the virtual replacement of the outdated turnpike system with a railroad network
E) a major increase in transportation costs that limited the movement of goods and people