Answer:
C) to allow citizens to voice their opinion
Explanation:
1) the increase in the number of women in the workforce. 2) the increase in the number of people who work at home. 3) the increase in the share of people who work in service industries.
Answer:2. Snowball sampling
Explanation: Snowball sampling refers to a research in which once participants behave been recruited for a study they can also recruit other participants that they know. This is useful when it is hard for a researcher to find potential participants. The name of this research comes from the fact that when you roll down the ball made from snow it will pick up some other particles along the way and it will keep getting bigger and bigger.
The number of one-child families continues a steady increase, making up about 20 percent of American families.