Final answer:
A medium is a tool used to communicate information and ideas, which encompasses storage and sharing through various formats such as print, broadcast, and social media. The key notion 'the medium is the message' signifies the medium's influential nature. the correct answer is (d) Communicate information and ideas.
Step-by-step explanation:
The question asks to define media by selecting the correct function of a medium. A medium is fundamentally a tool or channel that enables the storage, conveyance, and sharing of information and ideas among people. It can be used in various forms such as print media, broadcast media, and social media. Importantly, throughout history, media has played vital roles such as entertainment, watching for corruption, setting national agendas, and promoting public good by communicating information and ideas to a broad audience.
In the context of smart technologies, the media acts as a connector, bringing people's ideas together and facilitating communication between individuals and groups. Marshall McLuhan's statement, "the medium is the message" emphasizes the inherent characteristics and the influential nature of the medium itself on the content it carries and on society at large.
Therefore, considering the roles and functions outlined, the correct answer is (d) Communicate information and ideas.