4 QUIZ Work in groups. Choose the correct answer to each of the questions. 1. Which is an island in Viet Nam? B. Son Doong A. Con Dao 2. Where is Mount Fansipan? A. In Lao Cai B. In Quang Binh 3. Which of the following is a national park? A. Thong Nhat Park B. Cat Tien Park 4. Which of the following wonders is a cave? A. Cuc Phuong B. Phong Nha 5. Which waterfall is in Cao Bang? A. Giang Dien Waterfall B. Ban Gioc Waterfall