Which communication medium best allows for real-time video and tone of voice during meetings?

The correct choice for a communication medium that best allows for real-time video and tone of voice during meetings is the phone. This is because the phone facilitates instant voice communication, enabling participants to convey tone, emotion, and clarity in discussions.

While it is true that video conferencing tools, which often resemble phone calls but with visual elements, provide both video and audio, the phone itself allows for an immediate connection that can effectively convey modulation in speech. This establishes a clearer understanding among participants, which is essential during meetings.

Other options like SMS, chat, and email lack the real-time, voice-centric communication capability integral to effective meetings. SMS and chat allow for text-based communication without the nuance of tone, which can sometimes lead to misunderstandings. Email is even less suitable as it is primarily asynchronous, lacking immediacy and can lead to delayed responses. Hence, while there are various communication tools available, the phone stands out for its ability to facilitate engaging and inclusive dialogue among participants.