Integrated accounting software

Question: The following with one exception are areas in which an integrated accounting software package has advantages compared to a series of separate (stand-alone) dedicated programs. Which is the exception?

a) Efficiency in updating data
b) Flexibility in preparing reports
c) Data integrity
d) Specialized capabilities

The above question seemed somewhat difficult to grasp. Do I have to know the advantages and drawbacks of both integrated accounting software package and stand-alone dedicated programs to answer this question well. What should be the trick to tackling such questions.