After obtaining an understanding of an entitys internal control system, an auditor may assess control risk at the maximum level for some assertions because the auditor

a. Believes the internal controls are likely to be effective.

b. Believes that a wholly substantive audit approach is less efficient than a reliance strategy.

c. Believes that the costs associated with performing tests of controls would exceed any potential reduction in substantive testing associated with a reliance strategy.

d. Determines that the relevant internal control components are well documented. e. Has identified specific internal controls that are likely to prevent misstatements and has performed the appropriate tests of control.