plz solve 17,18,19

Questo 17 In obtaining audit evidence to support the financial statement assertions, the auditor develops specific audit objectives relating to each assertions. The completeness objective is related to which of the following assertion? Not yet answered Marked out of 1.00 Flag question Accuracy assertion Existence and occurrence assertion Understandability assertion Completeness assertion Question 18 Not yet answered In obtaining audit evidence to support the financial statement assertions, the auditor develops specific audit objectives relating to each assertions. The ownership objective is related to which of the following assertion? Marked out of Flag question Accuracy assertion Understandability assertion Existence and occurrence assertion Rights and obligation assertion 9 Which one of the following steps of evaluating the internal control system will enable the auditors to determine the closeness of the business owners and managers with the company's frontline operations? on Interview management Interview employees Test controls Observation process