In Mexico, Walmart has built stores with wider aisles than in U$.$S$.$ stores. Walmart made this adjustment because in Mexico families have the habit of shopping together such that one family might bring six people to Walmart to shop. This example shows that

a$.$ customer needs are the same worldwide

b$.$ Walmart should standardize all stores worldwide

c$.$ segmentation identifies the needs of all Wastmart customers

d$.$ segmentation helps Walmart decision makers align with local customs