Answer:
The correct answer is letter "A": product-specific preplanning inputs.
Step-by-step explanation:
Product-specific preplanning input is a series of efforts carried out by advertisements agencies to collect information about industry competitors, work processes, and consumers patterns and preferences on determined products that will allow them to create a strategy to merchandise a new good or service in the market.
Product-specific preplanning input makes use of focus group interviews and demographic and psychographic segmentation as feeds to create marketing strategies.