Answer:
The correct answer to the question would be to ask the customer to tell about the concerning issue that he has heard about implementing a Google search campaign .
Step-by-step explanation:
Here in this situation the right thing to do , would be to ask the customer to explain or elaborate the concern he has regarding implementing the Google search engine. Then it would be important to hear what customer is saying and understanding that is the concern he is expressing genuine or not and then accordingly help him if the concern is genuine and if it isn't then resolve the issue by explaining him , that there is nothing to be concerned about.