In 1903, Mother Jones led a march of 80 children to expose the cruelties
of child labor. In 1911, 146 women died in
the Triangle Shirtwaist factory fire. How did
the government respond to each of these
events?

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.

travels along an axon. this triggers a wave of electrical activity that passes from the cell body along the length of the axon to the synapse

the correct answer would in fact be b. (: