Mark the letter A, B, C, or D on your answer sheet to indicate the correct option that best fits each of the numbered blanks.
Trang An is a UNESCO World Heritage Site located in Ninh Binh Province, Vietnam. ___(1)___. The area is famous for ___(2)___, as it was once the capital of Vietnam during the Dinh and Le dynasties.
Visitors can take a boat tour through the complex, ___(3)___. During the tour, you can see the breathtaking views of limestone cliffs, explore the caves, and ___(4)___.
Trang An is also home to ___(5)___, including the Delacour's langur, a species of leaf monkey. The complex has been recognized as ___(6)___.
Overall, a trip to Trang An offers a unique experience for nature lovers and history buffs alike.