Rather than assume that each client has the same needs, a travel agency that understands marketing creates separate departments; one dedicated to retirees, another to the business traveler, a third department concentrates on student travel and the fourth department focusing on families. This is an example of a firm that has considered $q,$

Select one:

a$.$ mass customization

b$.$ value engineering

c$.$ cost leadership

d$.$ positioning

e$.$ market Segmentation