Which Is an Example of a Clumped Distribution of a Population

Which is an example of a clumped distribution of a population?

A) A tree species releases a poison to defend the soil around its roots, resulting in trees spaced evenly like a grid.
B) Antelope travel in herds.
C) Two male hummingbirds have a confrontation on the border between their territories.
D) Multiple species join each other at the waterhole to drink. Social interactions between members of a species can lead to clumped distributions.Many species live and move around in large groups (such as flocks, herds, or prides) .These groupings can provide many advantages, including defense against predators, decreased energy cost of moving through air and water, and access to the knowledge of all group members.