Answer:A video in which students talk about volunteer experiences
Step-by-step explanation:
A video will be a great media to convince students , when they see other students actual testify to the fact that volunteering can be a beautiful thing. It also displays the emotions of the person speaking which is more influential , cause it's like the person is speaking to them in person.
They can even share the pictures of what they did and as a saying goes " seeing is believing"