pronoun
they
THAY/ðeɪ/
One or more people, animals, or things being referred to.
The teacher indicates three students by the door; they stand together.

Etymology
The Scandinavian ancestor originally pointed to a masculine group, like “those.” English made it a general plural pronoun for referring back to people, animals, or things already mentioned.
In context
They needed fewer hospitalizations.
They have already initiated multiple projects,
More examples
- The guests left their coats; can they collect them?
- The birds return when they are hungry.
- They said the road was closed.
Forms
they · them · their · theirs · themself · themselves