Answer: B) Uluru
Explanation: Uluru, also known as Ayers Rock, is a large sandstone rock formation in Uluru-Kata Tjuta National Park, located in the Northern Territory of Australia. It is a sacred site for the indigenous Anangu people and is recognized as a UNESCO World Heritage site. The Great Barrier Reef, on the other hand, is a vast coral reef system off the coast of Australia, while Kakadu National Park is a protected area in the Northern Territory known for its diverse wildlife and cultural significance.