Answer: (C) An interim report
Explanation:
An interim report is one of the type of report system in an organization that helps in collecting the various types of financial based data by properly analyzing on the basis of the performance.
The main objective of the interim report is to give timely update with the proper entity of the performance in an organization. In this report, the company statement include all the financial based information which contains the whole year report of the company.
According to the given question, Sonia is the manager of a advertising agency and she has prepared an interim report by proper analyzing the work quality and some recommendations for the project.
Therefore, Option (C) is correct answer.