What protocol should be followed for interpersonal communications during incidents?

The correct choice emphasizes the importance of maintaining a steady flow of information during incidents. Frequent updates about situational status and available resources are critical for effective decision-making and coordination among team members. This approach ensures that all personnel are aware of the current situation, can respond appropriately to changes, and can leverage available resources efficiently.

In the context of emergency response, ongoing communication helps to align the efforts of various departments and units, promotes situational awareness, and reduces the likelihood of misunderstandings. When teams are regularly updated, they can adapt to evolving circumstances, anticipate needs, and execute their roles with confidence.

The other options suggest limiting communication in various ways, which can hinder the overall effectiveness of the response. For example, restricting communication to formal channels only could slow down the exchange of crucial information, while only communicating when problems arise may lead to delays in addressing potential issues. Sharing updates through social media channels would not typically align with established protocols for incident management, where confidentiality and security of operational details are paramount.