Statements or examples that relate to audit sampling are listed below. Match the statements 1 through 4 to the term [A through D} that it best describes and place the identifying letter in the space provided. A: Statistical sampling B: Non-statistical sampling C: Sampling risk D: Non-sampling risk 1. Jones CA selected a sample and evaluated the results of her sample using the laws of probability. 2. Based on a statistical sample, Jackson CA concluded that the client's control system was working on an acceptable basis when in fact the population deviation rate was unacceptable. _ 3. For his sample Barnum CA selected all invoices over $1,000 and all invoices recorded on the 15th of each month. _ 4. When a client could not produce an invoice for a sample selected by the auditor, the auditor accepted the client's assurance that the invoice contained the appropriate approval