AviationTire Ifr Communications Definitions Meanings and significance of associated terms Q 4 / 5

What does the term BROADCAST mean?

A transmission where no reply is required from the receiving station.
A radiotelephony transmission from ground station to aircraft in flight.
A transmission of information relating to air navigation that is not addressed to a specific station or stations.
A transmission containing meteorological and operational information to aircraft engaged in flights over remote and oceanic areas out of range of VHF ground stations.