Test marketing is the controlled introduction of a product into a limited, representative market before a full- scale launch. It allows management to evaluate customer response, pricing, packaging, advertising, distribution, and sales potential under realistic conditions. The results help reduce the risk of a costly national launch failure. Experimentation is a broader research method and may not involve a market trial of the product. Segmentation refers to dividing the market into groups of customers with similar needs or characteristics. Positioning concerns how the product is intended to be perceived by customers relative to competitors. Internal auditors reviewing new-product launch controls may evaluate whether test marketing results were objectively analyzed before major spending decisions. Therefore, Option A is correct.

In general, preventive controls are more important than detective controls because the benefits typically outweigh the costs. In electronic processing, once a transaction is accepted, there is often little opportunity to apply detective controls. Thus, it is important to prevent errors or frauds before they happen.

TQM establishes quality as an organizational objective and views it as a major component of the organization's service to its customers. It emphasizes employee training and commitment, product service design and production, and customer service. Ordinarily, the quality of a product or service is as important to customers as cost and timeliness. Superior product quality is not merely the result of more inspection, better statistical quality control, and cross-functional teamwork. Manufactures must make fundamental changes in the way they produce products and do each job right the first time.