$1.$ Randalls Supermarkets offers customers a store membership card which lets customers obtain discounts. The company collects, organizes, and analyzes shopping data from customers who use the card at checkout registers, along with data from inventory management, and data from third$-$party sources. $\_\_\_\_\_\_\_$ lets Randalls mine all the data for useful insights to improve performance.

a$.$ Marketing analytics

b$.$ Marketing research

c$.$ Buying behavior

d$.$ External data

e$.$ Single$-$source data $2.$ Ideal Market, a grocery store in Denver, is committed to providing local products for its customer base. Ideal Market strives to deepen customer trust and loyalty by keeping close and regular connections with customers in a quest to better understand their needs and desires. Ideal Market is creating a model for $\_\_\_\_\_\_\_.$

a$.$ form utility

b$.$ customer research management

c$.$ relationship marketing

d$.$ customer relationship management

e$.$ market segmentation