I would have selected D as the answer, I dont understand C as answer
The argument says that due to various reasons, during the mayors tenure the average pay check has been raising
A- Weakens it if any thing
B- may or may not help...
C- if some of the jobs where eliminated then there were more jobs created with better pay increasing the average. Lets leave this
D- if the jobs eliminated had roughly
the same average pay as job citywide then the new jobs created were more and probably had higher average pay and thus the average pay of the city increased. Lets leave this
Though C and D looks ok, I guess the OA is C, because D uses the word roughly which is evasive...
Fear Mediocrity, Respect Ignorance