With respect to the purchasing cycle, it is particularly important for the auditor _______. Select answer from the options below to determine the net realizable value of accounts receivable to be knowledgeable about the entity, the types of purchases the entity makes, and how those purchases support the earnings generation of the entity to closely check the revenue and associated contra-revenue accounts to be knowledgeable about the entity, the types of sales the entity makes, and how those sales support the earnings generation of the entity