Answer: (B) Customer relationship management
Step-by-step explanation:
The customer relationship management (CRM) is one of the management strategy and approach in which the organization are using the CRM data for analysis and also manage the customer life-cycle and maintain the interaction with the consumers.
By using the CRM approach the company improves it business relations with the consumers and it also makes business more efficient.
According to the given scenario, the customer relationship management is the best illustrate the marketing strategy.
Therefore, Option (B) is correct.