Question

Which development most contributed to the start of the Second Industrial Revolution in the late 1800s?  

A. The development of new agricultural tools
 

B. The invention of water-powered machines
 

C. The availability of inexpensive steel
 

D. The collapse of the railroad industry

Answer 1

C the steel. Hope i helped you!

Answer 2

c.

Step-by-step explanation:

the avaliability of inexpensive steel, the most prominent, thus with the first industrial Revolution, was in relation to inventions and discoveries, this time what boosted was undoubtedly the oil, the combustion engine, the use of steel and the use of water force in the generation of electricity , with the creation of hydroelectric plants.