Is the only tactic effective across organizational levels. a) legitimacy b) inspirational appeal c) rational persuasion d) ingratiation e) pressure

The correct answer is C)

The effectiveness of some influence tactics depends on the direction of influence. For example, rational persuasion is the only tactic effective across organizational levels.

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.