Telecommunication development facilitates:

Telecommunication development has a significant impact on the way information is shared globally. The correct answer highlights that it facilitates the wide dispersal of information across national boundaries. This means that advancements in telecommunications, such as the internet, mobile phones, and satellite communications, allow individuals and organizations in different parts of the world to exchange information quickly and efficiently.

As telecommunications improve, barriers to communication diminish, enabling not only interpersonal connections but also the sharing of knowledge, culture, and resources on a global scale. This interconnectedness strengthens relationships between diverse communities and fosters greater understanding and collaboration across different cultures and regions.

The other options do not accurately capture the expansive capabilities brought about by telecommunications. For instance, isolation of geographic regions and restriction of information flow suggest a decrease in connectivity and communication, which contradicts the reality of how telecommunication advancements work. Concentration of communication in rural areas also misrepresents the influence of telecommunication development, as it typically aims to connect both urban and rural areas rather than solely enhancing communication options in less populated regions.