Alex has been analyzing information from his company's database about customer purchasing habits, since he is responsible for the managing the growth of the industrial supply division of his company. Alex plans to use the information from his analysis to create new marketing strategies that will develop and sustain relationships with those customers who are more profitable for the company. What type of concept is Alex using?

Customer relationship management

Electronic data interchange

Business$-$to$-$consumer marketing

Strategic partnerships

The marketing concept