The terms "data", "information", "knowledge", and "wisdom" have specific meanings. With regards to a customer satisfaction application used in the automobile industry, which of the following is an example of knowledge?

Select one: $$

a$.$ The ability to create a program that provides rewards for dealerships with high levels of customer satisfaction and corrective action plans for dealerships that have low levels of satisfaction.

b$.$ The Web$-$based application that collects and stores records of customer satisfaction surveys and allows dealerships to view their data.

c$.$ Reports that summarize ratings for a specific dealership including a calculation of the average rating across all survey questions and a calculation of summary statistics for groups of questions that correspond to important dimensions such as dealership staff, satisfaction with product, quality of service and so on$.$

d$.$ Innovative policies developed by corporate strategists who analyzed the reasons for the sales drop in order to reverse the recent downward trend.