Which person is incorrectly matched with his invention?

Tull: seed drill

Watt: steam engine

Stephenson: railroad

Hargreaves: cotton gin

When were criminals first used to create a system to catch other criminals

What nitrogenous bases are found in rna

Which of these was not a component of the american system? a) protective tariff b) internal improvements c) universal manhood suffrage eliminate d) the 2nd bank of the united states