Badger
The columns are called certain groups.
Racial profiling.
Taxonomy
classification
They are called `lobbyists`.
stem cells
The columns are groups or families. The rows are periods. The groups are numbered 1 to 18, with certain other distinctions. Group 18 is known as the noble gases. There are also larger groupings in to categories such as metals, non-metals, transistion metals, metaloids, etc.
It is hard to tell because I do not know your business. Often the YMCA will offer discounted rates to certain groups.
political parties- novanet :)
political parties
Predatory, carnivorous, amphibian, mammal, prehistoric, omnivorous, herbivorous, etc
It was called desegregation, which means that they had stopped separating people into groups based on race.