Terms used in this chapter mean: (1) "Political subdivision," any association, authority, board, commission, committee, council, task force, school district, county, city, town, township, or other local government entity that is created or appointed by statute, ordinance, or resolution and is vested with the authority to exercise any sovereign power derived from state law; (2) "Public body," any political subdivision and the state; (3) "Official meeting," any meeting of a quorum of a public body at which official business or public policy of that public body is discussed or decided by the public body, whether in person or by means of teleconference; (4) "Teleconference," information exchanged by any audio, video, or electronic medium, including the internet, including electronic mail, instant messaging, social media, text message, or virtual meeting platform; (2) "Political subdivision," any association, authority, board, city, commission, committee, council, county, school district, task force, town, township, or other local governmental entity; (3) "Public body," any political subdivision or the state; (5)(4) "State," each board, commission, department, or agency of the State of South Dakota. The term, state, does not include agency of this state, not including the Legislature; and (5) "Teleconference," an exchange of information by any audio, video, or electronic medium, including the internet. 32