Which of the following are sine duties of a lobbyist? select all that apply. 1.To become a public official
2.To buy the votes of legislators
3.to keep aware of the proposed legislation
4.to represent their interest group
5.to run for office

4.) to represent their interest group

Explanation:

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.

answer; the president uses mass media to gain support for policies;