Ratio analysis is an important component of evaluating company performance. It can provide great insights into how a company matches up against itself over time and against other players within the industry.

However, like many tools and techniques, ratio analysis has a few limitations and weaknesses.

Which of the following statements represent a weakness or limitation of ratio analysis? Check all that apply.

Different firms may use different accounting practices.

A firm may operate in multiple industries.

A firm's financial statements show only one period of financial data.