More gym memberships are bought in the town of Schwartz than in the town of Talsberg.
Conclusion: Therefore, the citizens of Schwartz exercise more frequently than do the citizens of Talsberg.
Each of the following, if true, weakens the conclusion above EXCEPT:
A. Schwartz has a larger population than Talsberg does.
Schwartz has larger population and more gym memberships and still the citizens of Schwartz may exercise more frequently than do the citizens of Talsberg
Does not directly weaken the conclusion
B. Most citizens of Talsberg work in Schwartz and have memberships in gyms there.
Means citizen of Talsberg exercise more frequently than do the citizens of Schwartz.
Weakens the conclusion
C. The average price of a gym membership is lower in Schwartz than it is in Talsberg.
Lower price of a gym membership - > More gym membership
This does not mean that the citizens of Schwartz exercise more frequently than do the citizens of Talsberg
Weakens the conclusion
D. A large, free community gym open to all is available to the citizens of Talsberg.
Therefore, lower gym memberships by the citizens of Talsberg
This does not mean that the citizens of Schwartz exercise more frequently than do the citizens of Talsberg
Weakens the conclusion
E. The average citizen of Schwartz spends less time at the gym per week than does the average citizen of Talsberg.
Despite more gym memberships, the average citizen of Schwartz spends less time at the gym per week than does the average citizen of Talsberg
This means that the citizens of Schwartz don't exercise more frequently than do the citizens of Talsberg
Weakens the conclusion
IMO A