Look at the pictures and answer this question: (1) All ethnic groups in China have their own customs, colorful culture, arts and traditional sports activities. These four pictures are respectively

Look at the picture. (1)A is Uygur hand drum, B is Dai peacock dance, C is Korean springboard, and D is Mongolian wrestling.

(2) "The sky is grey, the wild is boundless, the wind blows grass and the cattle and sheep are low" is a description of the plateau area of Inner Mongolia in China, where Chinese Mongolians live in compact communities.

(3) People's Republic of China (PRC) is a unified multi-ethnic country with 56 ethnic groups. In China, regardless of population, level of economic and social development, customs and religious beliefs, all ethnic groups are equal members of the Chinese nation, enjoying the same rights and performing the same obligations in all aspects of national social life according to law. Oppose all forms of ethnic oppression and discrimination. All ethnic groups in China have the freedom and right to use and develop their own spoken and written languages. All ethnic minorities in China have their own customs and habits, which are manifested in dress, diet, residence, marriage, etiquette, funeral and so on. The state respects the customs of ethnic minorities, and ethnic minorities have the right to maintain or reform their own customs.

So the answer is: (1) Uighur; Dai; North Korea; Mongolia; d； In China, all ethnic groups, regardless of population, level of economic and social development, similarities and differences in customs and religious beliefs, are equal members of the big family of the Chinese nation and have equal status.