Answer:
aribaldi and Cavour had differing opinions on how Italy should be unified.
Explanation:
 
        
             
        
        
        
Answer:
B. He was an explorer sponsored by the French settlements on the Mississippi River.
Explanation:
Louis Joliet was the first person, who wasn't a Native, to explore the Mississippi River. He also discovered numerous other things and was a well known explorer in North America.
 
        
             
        
        
        
I think it is A because trade spread buddhism in China overtime.
        
             
        
        
        
The buildup of a country's military and weaponry is an arms race.