Answer: Custom marketing
Explanation: A custom marketing strategy will most likely be employed by an industrial manufacturer that works with one or a few large clients and develops products that only these clients will use. Marketing creates, communicates, and delivers value, and it involves the management of customer relationships. A custom marketing strategy is one in which a manufacturer customizes and develops products that are unique to the needs of his customers and thus is an essential strategy for delivering a personalized customer experience to each segment of clients, thereby increasing loyalty and customer satisfaction.