Answer:
The correct answer is that what Jenna can conduct to investigate this claim is survey and focus groups.
Explanation:
This two different approaches of collecting data can be the easier way for Jenna to collect the information necessary for it.
 
        
             
        
        
        
Answer:
a. Instrumentation
Explanation:
Instrumentation can be explained as the tools or means through which the investigators tries or attempts to measure items of interest in the process of data collection. This can also be described as the process of constructing research tools or instruments such as interview and questionnaire, for gathering data on a study.
In this case, Dr Bloedorn readily have the participants that she will use for her research and a calorimeter which will be used to measure the calories of the participants, this means that she need not to worry about instrumentation, that is , all the tools she will use to carry out her research.
 
        
                    
             
        
        
        
A simple reason in for the increase of polls is its cheap availability
and use of social media, both of these factors when interconnected can make it
really easy for anyone with the right approach to create a poll. Those people
who are in the policy making business also use the medium to get the latest of
public opinions about certain issues which may help them create a relevant
policy.
There is just one danger as I see it, that when it comes to
politics the politicians focus more on getting votes by spreading and creating
biased polls which help mold the public opinion to a certain extent. 
 
        
             
        
        
        
Answer:
B
Explanation:
King Leopold, not the governor general, really ruled the Congo Free State.