Answer: test marketing stage
Step-by-step explanation: In simple words, it refers to the market development stage in which an organisation distribute their product to a specified audience, that belongs to their target market, for knowing their review on the product.
This testing is done before the product is launched to the complete market. It helps the organisation to evaluate whether they should launch the product or not and if they should make some changes in it before doing so.
Hence from the above we can conclude that in the given case the company is in test marketing stage.