31. and leases would an In which of the following TOB on intangible assets, natural resources, auditor ordinarily rely on the work of a specialist? a. When an auditor wants to determine the reasonableness of the amortization schedule of intangible assets, such as goodwill. e an auditor wants to determine the reasonableness of the depletion rates of natural resources, such as timberlands. c. When the auditor wants to determine the reasonableness of the classification of a capital d. In all of the above a, b, and c circumstances. (finance) lease versus an operating lease