Why did so many leisure activities become very popular at the end of the nineteenth century? a. the newspapers began advertising leisure activities. b. people had some leisure time and extra money. c. many new factories were introducing new games. d. games were being exported all over the world.

the correct answer to your question is c the factory goes out of business, causing the workers to lose their jobs.

explanation:

the graph shows the spread of railways in the 1800s.

based on the graph, the conclusion that can be drawn about germany is answer d)   by 1880, germany had more rail lines than great britain and russia.