The goal of marketing is to match a product's availability to the legal limits of availability the competition's availability the previous year's level of sales the consumers' need, desire, or demand for the product the company's production capabilities

The answer is: the consumers' need, desire or demand for the product

Explanation:

A marketing plan is created to provide a systematic means of implementing a marketing strategy. The marketing mix consists of those elements in a marketing plan which are within the control of the business. These elements comprise of: unearthing the qualities of the product that the business is going to offer to the market (product), ensuring that the perceived value that the product will bring to the consumers is closely matched with their expectations (price), provide the means by which the product will be delivered to the consumers (place) and the promotional strategies that will be employed so as to get the product to the consumers (promotion).

After producing a product, the operations function ensures that the business has adequate capacity to meet demand. The marketing function has the responsibility to ensure that the product is of high quality, strategically priced and delivered at least inconvenience  to the consumer. Meeting consumers' needs, desires and demand for a business' products is the central focus of the marketing function. Failure to do this would result in poor pricing leading up to dismal sales volume and lower product margins.