make this sentence sound like a adult wrought it for a test

Okay, like, a representative democracy is when these people, like, get picked and become the voice for everyone. They have to make choices for everybody and stuff, and then they have to answer to the people by having these election thingies.

A representative democracy entails the selection of individuals who duly assume the role of articulating the collective voice of the populace. These chosen representatives then shoulder the responsibility of making consequential decisions on behalf of the entire citizenry. Furthermore, they are held accountable through regular electoral processes, thereby fostering a direct connection between the governing body and the people they serve.