Based on the maps, why is the population density so low in the western half of China? What type of government does North Korea have?

I dont know the first answer but for the second answer, dictatorship.

All you have to do is pee in some of the number so that's between x 3 the p is like the prime number so i'll let you do is check for primus pride i've been 7 3 4 5 and 6 and you can you can just times or / that