D) In the short term, unemployment rates would depend on other market factors.
Explanation:
In the short term the raising of the retirement age would not affect the unemployment rates, this is because the short term, 3 months, would not reflect most of the jobs that are being freed by the retiring workers, in the long run, lets say, 3 years it will be perceivable in the unemployment rate because the people entering the workforce will not have does jobs or the subsequent job that someone retiring releases.
The bombing was probably mentioned in the film because it was a recent tragic that took place, that could still be affecting the characters or the people around them.