Answer:
A. Matched Samples
Explanation:
Matched samples is a situation whereby participants are paired, sharing every other characteristics except the one under investigation. The idea behind this is to have more control over unwanted variables. In this case, the study is measuring two production methods and in order to control the unwanted variable and leave only the characteristic or variable under investigation which is the production method, the two method is carried out by the same workers each. 
 
        
             
        
        
        
Answer:
the correct answer is a. more difficult than
Explanation:
Unlike Transaction exposure, economic exposure is difficult to predict and difficult to mitigate in an event of occurence, thus making it harder to manage than transaction exposure.
This is mainly because economic exposure can happen due to various macro economic factors and international political incidents.
 
        
                    
             
        
        
        
Answer:
Real income has increased by $720 in terms of dollar and 2% in percentage
Explanation:
<em>The real income is determined by adjusting the nominal income for inflation. The consumer price index (CPI) is used to measure the rate of inflation.</em>
R<em>eal income = Nominal income × CPI Base year/ CPI in current year</em>
Real Income =         32000 × 120/125
                                 =$30,720
Change Real income 
 Change in real income ($) = 30,720 - 30,000
                                         = $ 720  
 Change in real income (%)  =  (720/30,000) × 100
                                        = 2%
Real income has increased by $720 in terms of dollar and 2% in percentage