What effect did the change in railroads have on the industrial revolution?

time zones were made.

Explanation: they knew exactly when the workdays started and exactly when they ended. time zones helped with basically everything and improved times in the industrial revolution.

i also think it is c

"globalization has greatly impacted the united states and american citizens. first and foremost, globalization has spread american influence throughout the world. globalization has opened up more markets for the united states, which in effect american companies sell their products worldwide. there has been a rise of multinational corporations and their influence has greatly increased."