Answer:
 A. Realtors
Explanation:
A realtor is a professional who helps clients buy and sell properties.  Realtors are registered by the National Association of Realtors (NAR) and licensed to practice by their local authorities. 
Realtors work for real estate companies. They may be real estate agents, salespeople, residential and commercial real estate brokers, property managers, or appraisers. Since they are recognized by law, and their work revolves around properties, realtors stand in a better position to assist someone buying a house. 
 
        
             
        
        
        
Answer:
0.73 or 73%
Explanation:
Return on investment (ROI) shows the benefit an investor receives in relation to their invested amount. It is expressed as a ratio or a percentage of the net income against the investment's cost. 
It is calculated using the formula below.
ROI = returns( profits)/ cost of investments.
For Lena, the cost of investment is $52,000( cost of the degree). The returns for one are the earnings in the year, which is $38,000.
ROI= $38,000/ $52,000
ROI =0.73 or 73%
 
        
             
        
        
        
Answer:
A 
the arab Spring,because it ended up having more of an impact that the OccupyMovement