What was the result of the Supreme Court ruling in Gibbons v. Ogden? (Gradpoint)

" the Supreme Court ruled in favor of Gibbons. The justices agreed that the Commerce Clause gave Congress the power to regulate the operation of steamboats between New York and New Jersey."

quoted from an online source

"the court defined interstate commerce and declared federal law supreme over state law"

Explanation:

the graph shows the spread of railways in the 1800s.

based on the graph, the conclusion that can be drawn about germany is answer d)   by 1880, germany had more rail lines than great britain and russia.

c) he felt the constitution clearly gave states this right.