how has our understanding of the first sentence of the declaration of independence changed over time

trade

explanation:

i belive the continental association was created to boycott all contact with british goods.

i also belive it was in december 1, 1774

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.

i dont have that book