An apparatus for generating an application document is provided. The apparatus retrieves a plurality of candidate questions from at least one database, each of the plurality of candidate questions corresponding to one of a plurality of entities, and each of the plurality of entities being different from each other, removes substantively similar candidate questions among the plurality of candidate questions from the different entities; and generates a graphical user interface by aggregating remaining candidate questions among the plurality of candidate questions after the removal of the substantively similar candidate questions as application questions.