Migration increased the slum areas in cities which increase many problems such as unhygienic conditions, crime, pollution etc. Sometimes migrants are exploited. Migration is one of the main causes of increasing nuclear family where children grow up without a wider family circle.
Answer:
C. executive
D. life
<em>Hope that helps!</em>
Explanation:
A lot of people were excited that they made it home from the war alive. A ton had spouses and their spouses were super happy to. Many decided to have a baby.
Answer:
The Human Development Index (HDI) is a statistical measure (composite index) developed by the United Nations to assess the social and economic development. It of countries around the world. The HDI considers three indicators of human development, namely, life expectancy, education, and per capita income.
Explanation:
Answer:variable - interval
Explanation: In the this scenario, The humanities instructor is using a variable-interval schedule of reinforcement. The instructor used the word 'surprise' meaning the time and date of the test isn't fixed and the quizzes will come up at unpredictable time intervals. This kind of reinforcement results in a steady response rate as it keeps students on their toes simply due to the fact that they have no idea of when the quizzes are coming up.
