a) Yes, I have traveled to Samet Island before.
b) I traveled to Samet Island in Thailand in January 2020.
c) During the trip, I enjoyed swimming in the crystal clear water, sunbathing on the beach, exploring the island's natural beauty, and trying out the local seafood cuisine.
d) The benefits of traveling are numerous, including broadening one's perspective by experiencing new cultures, learning about history and geography, improving language skills, and providing opportunities for personal growth and self-discovery. Additionally, traveling can also help reduce stress, promote relaxation, and create lasting memories.