Final answer:
The Factiva database is the best resource for finding information on a company's financial history as it contains a wealth of business and financial reports dating back several decades.
Step-by-step explanation:
If you were looking for information about a company's financial history, you would want to check the Factiva database. Factiva is a comprehensive source that provides full-text news articles and business/industry information, including financial reports. The database is filled with an extensive range of data, from current news to historical financial records dating back to the 1960s. It is particularly useful for students who need in-depth details on a company's financial performance and trends over time.