In the Linnaean classification system, what is the largest division that a group of organisms can belong to?

kingdom

species

class

genus

Kingdom is the largest division that a group of organisms can belong to, for example "animal" or "plant" is a kingdom. In order: kingdom, class, genus, species.

Example of:

Class - Mammals would be a class of the kingdom "animal"

Genus - Homo would be a genus of "mammal"

Species - Homo Sapiens