Octogenarians.
A group of people who are related are known as a family.
culture
A sociologist would refer to two or more people who identify or interact with one another as a "social group." This term encompasses various types of relationships, from casual acquaintances to close-knit communities.
A group of islands is known as an archipelago.
It is estimated that over 2.5 million people are employed in Indian call centers.
a group of seniors. ------------------------ Nothing: With your attitude, they won't come to you anyway!
A group of people call the socs.
pee
A group, crowd,
blassyem
The audience.
Genocide
A septet.
Mob
One-hundred years is what we call a century.
A 'demographic'
Pianists.