Answer:
D. Dated material, including facts, statistics, and other numerical data
Step-by-step explanation:
A report is a spoken or written account of a particular matter that one has observed, heard, done, or investigated. Formal reports are organized, and present data in a clear way such as dated material, facts, statistics, and other numerical data that, depending on their purpose and audience, may persuade people on something or inform the reader of a particular subject.