You have the following table named Location.
The GeoCode column represents the country where each customer is located. You create a map visualization as shown in the exhibit. (Click the Exhibit tab.)
You need to ensure that the map displays the country locations.
What should you do?
A. Replace the values in the GeoCode column with postal codes or zip codes.
B. Change the name of the GeoCode column to Country.
C. Change the name of the Location table to Country.
D. Change the Default Summarization of the GeoCode column.
