The Persian ruler Darius l promoted the religion Zoroastrianism.
        
             
        
        
        
English company operating in Canada, made to counter French trade. 
 
        
             
        
        
        
Answer: Language. 
Religion
Explanation: While bringing people from diverse backgrounds can be advantageous, cultural differences can produce tension, which can lead to problems that hinder your business productivity.
 
        
             
        
        
        
Diesel,coal,steam would be the answers