Which are not special population？
举一反三
- Which are not special population？（ ） A: Worker B: Pregnant woman C: Infant D: Athlete
- Which is the largest states by population?( )
- Which is not the special names of the Halloween?
- Population density is the total of people in a country， which does not relate the size of the population to the resources available。 （ ）
- Age distribution is the number of individuals of each age in the population which influences greatly the rate of population growth。 （ ）