D.), because that allowed factory workers to work night shifts as well. It's not A.), because that happened during the first Industrial Revolution came about and trains became widespread. B.) doesn't make sense, because you really can only harvest in the daylight, and there's nowhere to put a light bulb. C.) is more of an effect of D.)
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Answer:
The change in demographics observed in developed countries in the twenty-first century was falling birth rates and longer life expectancy. Option B is correct.
The world population is growing further slowly than it used to since birth rates have been reduced in numerous countries. At the same time, life expectancies have increased considerably.
In more than 80 countries, the birth rate is below the level of 2.1 children per woman.
The House Un-American Acitivities Committee (HUAC) was a federal agency that sought out communism in the United States. The goal was to expose supposed communists or individuals with connections to the Soviet Union.
This had an enormous impact on the filmmaking industry. Filmmakers were sure to produce movies that were extremely patriotic and painted America in a positive light. Along with this, Hollywood filmmakers associated with communism were called into hearings by the government. Ten of these filmmakers refused to answer questions by the HUAC, as they felt their constitutional rights were being violated. These ten filmmakers, now known as the Hollywood Ten, were blacklisted in the industry and their careers were never able to recover.
Family sells its farm and moves to a large city is the answer
