What effects did the improvements have in China’s population?

Since more food was available, their population grew. New areas were settled, which developed into cities. Increased trade routes by roads, waterways and sea ports increased trade for Chines merchants, to other parts of the world.

Explanation:

answer; people where able to travel across the u.s.a faster than any other mode of transportation,travel time was about a week,from coast to coast

the group i'm selecting: greeks.

a first group of greek immigrants came to the us in the 1850s. the second group came to america starting in the 1890s due to economic opportunities they didn't have back in their home caused by the hardships of ottoman rule. greek immigration was 90% male, many of them expected to work and return to greece after earning enough capital, but ultimately had to remain in the us after the greek genocide.