D because the US wanted to expanded it`s territories. <span />
Answer and Explanation:
What Robert Putnam meant to say by the statement was that the number of active meaningful societies, and the extent to which they are socially active, would go a long way in determining the health and well-being of the citizens: the number and level of activity of Italy’s choral societies (choir groups) have had a great impact on the wellbeing of many Italians—similar to getting health bills reimbursed, or using high-level social activities to enhance well-being.
I believe the answer is Cogent.
To be considered as cogent, an argument must be based on true premise and backed with relevant and accurate data.
On top of that, the argument must be framed in such a way that make it believable in the perspective of the listener.<span />
Answer: C. Confounding
Explanation: Confounding variable is a variable or factor which lead us to believe that there is a correlation or relationship between a two variables, However, the observed correlation or relationship is non-existent or spurious. Confounding variables are caused by external influences the outcome of experiments.
In the scenario above, a correlation doesn't exist between stress and employees ability to work, until a confounding variable 'supervisor' came in resulting in a spurious relationship between the previously measured variables.