Costa Rica 
Colombia 
Chile
        
                    
             
        
        
        
Answer:
Explanation:
Avoiding meat and dairy products is one of the greatest contribution people can make to help this.
If you feel you can't fully commit to this, then avoiding red meat, especially beef, will help as this industry has the greatest effect on the climate.
Ideally converting to a vegan diet would help the most.
 
        
             
        
        
        
The answer is b. a common currency 
hope this helps ! :D
        
             
        
        
        
Answer:
Describing and explaining the differences between a Country, Nation, and State below in brief detailed explanation.
Explanation:
While the titles country, state, and nation are frequently utilized correspondingly, there is a variation. A-State (remark the capital "S") is a self-governing administrative entity. The term State can be used correspondingly with the country. A nation, nevertheless, is a tightly-knit collection of people who share a general culture.