Final answer:
Successful communication is evidenced by a shared understanding between two or more persons. This shared understanding is crucial in any group or society.
Step-by-step explanation:
Successful communication is evidenced by a shared understanding between two or more persons. This shared understanding is crucial in any group or society. It helps to foster mutual understanding, consensus-building, and collaboration among individuals and communities. When people have a shared understanding, they can work together effectively, make informed decisions, and contribute to the growth and development of their group or society.