The majority of households in the United States now have personal computers. The federal government has encouraged this trend for many reasons, including increased productivity, better education, and a better-informed public. At the same time, there has been an increase in acute injuries related to computers or computer tools. This is an example of.

The correct answer is the unintended consequences of social change

Social change is the transformation of society and its way of organization. It stems from habits and customs that they stop doing or that start to be part of people's daily lives.

Abolition of slavery, rural exodus and evolution of means of transport are just a few examples of events that have transformed society. Therefore, they are occurrences of social changes.

For Canadian sociologist Guy Rocher (1924), social change must be observed under the historical current. Social change is not temporary, it is constant and affects the development of society.

loess contribute to the flooding of rivers by providing the silt that is washed into rivers and constantly raises the bed of the rivers. this elevation above the surrounding flood plains and dams allow the river to overwhelm the dams and flood thousand of square miles of neighboring flood plains.