Before revision: Participants are often young adults (ages 15–30), the length of the trip is often categorized as short term (under three months), and the volunteering is regularly packaged with adventure and travel activities.
After revision: adolescents orParticipants are often young adults (ages 15–30), the length of the trip is often categorized as short term (under three months), and the volunteering is regularly packaged with adventure and travel activities.