To determine which of the provided options can be used for virtual field trips, we need to evaluate each option:

1. Prezi: Prezi is a presentation software that helps in creating visually engaging presentations. It is not typically used for virtual field trips, as it focuses more on enhancing traditional presentation formats.
2. Kahoot: Kahoot is an interactive quiz platform primarily used to engage students in learning through quizzes. It is not designed for virtual field trips.
3. Virbela: Virbela is a virtual world platform that is often used for events, meetings, and education. It provides an immersive experience similar to a virtual field trip environment by allowing participants to enter a virtual world.
4. Flipgrid: Flipgrid is an interactive video-based platform used for student engagement through video discussions. It is not typically used for hosting virtual field trips.
5. Second Life: Second Life is a universe of user-generated virtual worlds that allows users to explore, socialize, and create. It is capable of offering virtual field trip experiences by simulating real-world or imaginary environments.

Based on the above analysis, both Virbela and Second Life provide platforms that can be used for virtual field trips. Therefore, the most appropriate answer is:

C and E only

This solution explains why each option was evaluated and how the correct answer was identified by focusing on the capabilities of the platforms in facilitating virtual field trips.