Posting the OE just in case you need to know the details of all eliminated choices:
A - This statement does not indicate whether the increased cost will dissuade people from taking private vehicles into the city, and therefore does not indicate whether the mayor's reasoning is flawed.
B is Correct - This statement properly identifies a flaw in the mayor's reasoning.
C - Current bus riders are not relevant to the mayor's plan, which anticipates only that people currently driving private vehicles
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A - This statement does not indicate whether the increased cost will dissuade people from taking private vehicles into the city, and therefore does not indicate whether the mayor's reasoning is flawed.
B is Correct - This statement properly identifies a flaw in the mayor's reasoning.
C - Current bus riders are not relevant to the mayor's plan, which anticipates only that people currently driving private vehicles
...
