Coca-Cola For Decades, People in Rome, Georgia, Drank More Coca-Cola Per

Coca-Cola
For decades, people in Rome, Georgia, drank more Coca-Cola per capita than anywhere else in the world. That success has been attributed to the Barron family who were the local bottlers for Coke products. The Barrons believe that their success was due to customer loyalty. Through most of the twentieth century, the bottler cultivated small retailers and worked hard, selling Coke from stores to schools to doorsteps. The personal service is remembered by people who grew up in Rome. When someone passed away, the Coke salesperson would leave a couple of cases on the deceased's family's front porch.
-The gift of cases of Cokes to families is one indication of how the Rome bottler provided a high level of _____ that led the citizens of Rome to become loyal Coke drinkers.

A) service quality
B) empowerment
C) sales collaboration
D) post-sales service
E) quality control