How did tan pan alley best signify a cultural shift in the united states

Tin Pan Alley exists both as a cultural construct, and as a physical place, the latter being a rough grouping of apartments, offices, rooms, spaces on West 28th Street between Fifth and Broadway in Manhattan. If you were to go there now, chances are you’d be underwhelmed by its mundane appearance. But, at the turn of the 20th century, this typical Manhattan neighborhood block represented a creative and commercial energy that was to have a hand in American music today.

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.

the foundation of greek city-states: following the fall of the mycenaean civilization in the 10th century bc, the area surrounding the empire went through its own mini dark ages. answer and explanation