Answer:
Because housing prices were rising at a very rapid rate during these years.
 
        
             
        
        
        
Answer:
1. make sure your citizens are safe
2.be an effective leader
Explanation:
 that's all I could think of but I don't know if this will help :I
 
        
             
        
        
        
<span>The correct answer is empire. It is because the empire is the one located at the center of the city in Rome in which is now called the Italy. The empire was founded at 753 b.c, according to legend and that they are founded by Romulus and Remus who are brothers.</span>
        
                    
             
        
        
        
Answer:
intervening variable
Explanation:
A hypothesis variable used to expound causal relationships between different variables is an intervention variable. In an experiment, intervening variables can not really be tested (this is why they are hypothesized). There is, for instance, a correlation between a poor person and a shorter life span.