During the audit of Bloom Company, the external auditors, Simon CPA firm are performing tests of controls on the client's system of internal control. Which of the following statements best describes why the auditors are testing internal controls? O The auditors usually audit a client's internal controls after the risk assessment phase has been completed, and they have a better sense of which controls may need to be audited. O The auditors usually perform substantive testing, including tests of details on a client's internal controls in order to decrease audit risk. O The auditors routinely check a client's system of internal control as part of the audit, and typically allot equal amounts of time and resources to auditing each control. O Generally accepted auditing standards require CPA firms performing attest engagements to check all of a public or private client's internal controls