Which of the following is NOT required for an expenditure to be deductible as a business or investment expense? A. Reasonable in amount B, Recurring in nature C. Ordinary and necessary D. Incurred by the taxpayer QUESTION 30 One of the criteria to be satisfied in order for a business to doduct an expense is that the expense be "necessary" in applying this standard, case law has determined that necessary means. A. Appropriate and helpful to the business B. Indispensable C. Mandated by law D. None of the above