Answer:
It is the concept of 'materiality'
Explanation:
The reason behind having the financial statements of a company getting audited by experienced accounting professionals, known as auditors, is to enhance the reliability of the statements for the different users of financial statements. These users can be regulators, lenders, shareholders, and potential investors among others. The important concept that auditors have to focus on is ensuring that the statements being audited comply with the relevant reporting standards and laws in all "material" aspects. The component of materiality is important.
Any deviation or mistatement is considered to be material if the size of this mistatement could potentially influence users of financial statements into making decisions that they would otherwise may not make had this omission or misstatement not occured. So, auditors need to identify what omissions or mistatements are material before having their opinions changed