Explain the political system and election in China.​

Elections in China are based on a hierarchical electoral system, whereby local People's Congresses are directly elected. All higher levels of People's Congresses up to the National People's Congress (NPC), the national legislature, are indirectly elected by the People's Congress of the level immediately below.

hygrometers and hair thermometers (often found as part of hygrometers/psychrometers) can be used to measure humidity. barometers are used to measure atmospheric pressure, while anemometers are used to measure wind speed. so the 2nd and 4th choices should be the correct answers.