Answer:
dyads
Step-by-step explanation:
A dyad is a kind of group that ceases to exist if even one member of leaves the group.
Such groups consists usually of two people.
- A dyad is used in sociology to refer to a group of two people
- It can be a brother and a sister
- Such groups can be terminated when one member of the group pulls out or dies.
- Dyads are the simplest group structures known.
- Members of a dyad can be linked by education, romance, business, e.t.c