Abbie is aware of where her son is whenever he goes out, and she requires him to call if there is any change in plans. this is an example of

the first question's answer is a.

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.