Ana’s paternal grandparents emigrated to the United States from Russia and worked in a sweatshop sewing clothes; her father graduated from a technical high school and worked as an electrician while her mother worked as a secretary; Ana has graduated from college and is in a management training program with an insurance company. This progression is an example of what kind of mobility?

on these days , humidity is very f.) high

the answer is true!                                          

the factors that the economies of the muslim empires prosper were:

1- land trade routes-located between three continents  

2- sea trade routes

trade contributed to the spread of muslim empires, and with that islamic culture led to a growing feeling of internationalism resulted in the transfer of technology, science, and other cultural forms.