A the United States extended its border
Growing Population had the greatest effect on growth of cities and the expansion of cities to suburbs.
When using chopsticks, it is not appropriate to place them vertically. This is because putting your chopsticks facing straight up gives e impression to others that you want someone to die and wish death upon someone.
Gender divisions of labor emerged during the industrial
revolution because new home economics theories propose that females are the
ones responsible for the housework and men dominate waged labor for the reason
that labor concentration make the most of the effectiveness of the entire
family component.