♥ Estimated 50,000 
♥ Till to this day no one knows the EXACT amount. <span />
        
                    
             
        
        
        
Answer:a
Explanation:
The Present value of cash Flow increases as the discount rate decreases as there is an inverse relation with discount rate.
Mathematically,

Where 
PV=Present value
CF=cash Flow
r=discount rate
t=time
as r decreases PV increases 
 
        
             
        
        
        
<span>B compare the size of the city's</span>