Which of the following was the most significant contribution to the revolution of water transportation?
steamboats
steamships
canals
flatboats

Steamships were the most significant contribution to the revolution of water transportation

to protect the united states' role as a world leader, president truman wanted to prevent the soviet union from spreading communism beyond its post-world war ii boundaries. he declared that the united states must assist any nations struggling to prevent a communist takeover.

it should be a. song dynasty’s civil service examination system created an administrative bureaucracy manned by the landed aristocracy.