Which two factors drive the potential level of assurance that an assurance provider may target?

The two factors that drive the potential level of assurance an assurance provider may target are competence and objectivity. Competence refers to the assurance provider's knowledge, skills, and experience necessary to perform the assessment effectively. Objectivity refers to the assurance provider's impartiality and independence from the area being assessed, ensuring that the assessment is unbiased and credible. Both factors are essential for providing a reliable and accurate assurance.References:

IIA Standards for the Professional Practice of Internal Auditing

ISO 19011:2018 - Guidelines for auditing management systems