That is true. By making travel on rivers more efficient.
Answer:
Explanation:
The second industrial revolution changed the industry and trade of Europe in many ways. It changed the conditions under which the workers did their work. The factories centralized work in buildings that were made with one purpose in mind. Products were made differently because of the assembly line so the time when one worker did something from beginning to end was gone. And many craftsmen were replaced by machines of many sorts.
D. Concurrence is the answer
These breakthroughs are connected with each of these dates because they are forerunners of an invention that is a milestone in human communication: the printing press.
About 25,000 years ago humans learned to speak. Next, The first picture writings date from 8,000 years ago. Followed by the first evidence of an alphabet which comes from Phoenicia around 1,500 BCE. In 600 CE The Chinese introduced woodblock printing.Finally,Johannes Gutemberg invented the first practical printing press in 1,450CE
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