Dating serves several important functions that include:
a. a form of entertainment
c. meeting basic psychological needs
b. being a mechanism for socialization
d. all of the above

The correct answer is option d. "all of the above". Dating is a habit extended around the world that serves different functions. These functions include entertainment as the couples often go to places where they can have fun; meeting psychological needs such as attention and affection; and a mechanism of socialization because is a way to meet more people.

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.

the correct answer is a