Answer:
Iron, carbon and natural harbors
Step-by-step explanation:
Iron, carbon and natural harbors are natural resources that helped countries industrialize in the late eighteenth and early nineteenth centuries.
The Industrial Revolution started in the 18th century in Britain. In the modern history it is known as the process of change from agrarian economy to economy where industry and machine manufacturing dominated.
To be able to apply technological changes it was necessary to change the driving power, therefore new materials such as steel and iron were applied. To achieve new type of energy coal was used as fuel to drive steam engine.
Natural harbors were used to transport new goods.