Best City Corp. opened stores at nine different locations in Manhattan. It wanted to gauge customers' reactions to 80 cell phone brands from popular manufacturers. Shoppers had the option to choose from seven different service providers. Based on positive customer reaction and the success of these stores, Best City Corp. opened stores nationwide. This is an example of .

test marketing

Explanation:

Test marketing refers to the method whereby the consumer response to a product is explored by making the product available on a limited basis before the product is then widely released.

Since Best City Corp. opened stores at nine different locations in Manhattan and wanted to gauge the reaction of the customers to 80 cell phone brands from popular manufacturers and then a positive customer reaction led to the opening of the stores nationwide, this is test marketing.

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