Final answer:
The correct answer is 4) Limited access to participants.
Step-by-step explanation:
The correct answer is 4) Limited access to participants. While videoconferencing offers numerous benefits such as improved communication and collaboration, reduced travel expenses, and increased productivity, limited access to participants is not one of them. Videoconferencing allows participants from different locations to connect virtually, eliminating the physical barriers of distance. It enables real-time communication and collaboration regardless of geographical boundaries.