One of the following national first-class protected animals is () A. Giant panda, pronghorn and sparrow B. Giant panda, brown eared pheasant and alligator C. Giant panda.

Solutions; The giant panda, commonly known as "panda", is one of the most precious animals in the world, and its number is very rare. Belonging to the national first-class protected animals, the body color is black and white. It is known as "the national treasure of China". The giant panda is endemic to China and belongs to Xiong Ke. Its existing main habitat is in the surrounding mountainous areas such as China, Sichuan and Shaanxi. It adapts to the life of eating bamboo. The cute and innocent appearance of giant pandas is deeply loved by the global public. When WWF 196 1 was founded, the giant panda became the most important symbol of species protection and an important representative of China's friendship in diplomatic activities.

Brown-eared pheasant is a rare bird in China and is listed as a national first-class protected animal, which is only found in Luliang Mountain in Shanxi, Northwest Hebei, Huanglong Mountain in Shaanxi and Dongling Mountain in Beijing.

The distribution range of pronghorn is Shaanxi, Gansu, Sichuan, Yunnan and Tibet. It is stout, with a body length of about 200 cm, a shoulder height of about 150 cm and a weight of 250,000. It is a large herbivore, a national first-class protected animal, and has been listed in the Convention on International Trade in Endangered Species of Wild Fauna and Flora.

Chinese alligator, or catfish, is a unique crocodile in China and one of the smallest crocodile species in the world. It is both ancient and an endangered reptile in the world. Many features of dinosaurs and reptiles can still be found in Chinese alligators. Therefore, people call the Chinese alligator a "living fossil" of Mesozoic, and it is a national first-class protected animal.

Sparrows are widely distributed in the north and south of China and Eurasia, and are the most common finches. Orioles are mainly distributed in tropical areas of the old hemisphere except New Zealand and Pacific islands. Great tits and foxes are widely distributed in China, so sparrows, orioles, great tits and foxes do not belong to national first-class protected animals; Giant panda, brown eared pheasant, pronghorn and Chinese alligator all belong to the national first-class protected animals.

Therefore, choose: B.