The correct answer is experiment
Experiment is <em>"a type of scientific research in which the researcher manipulates and controls one or more independent variables and observes the variation in dependent variables concurrently with the manipulation of independent variables."
</em>
The purpose of manipulating and measuring the variables in the experiment is to capture causality (relationship between cause and effect). Independent variables are responsible for possible causes, and dependent variables signal the effects. Two variables may have a very high correlation, but not necessarily one cause the other. There are three conditions for admitting causality
The union was looking to gain control of Corinth, which was thirty miles away
Answer:
A higher standard of living for the middle class was increasingly identified with the ability to purchase goods and products that were produced on a mass scale.
Explanation: After the Industrial Revolution, products were able to be both produced AND purchased on a mass scale by society.
The high quantity of a variety of quality goods readily available to citizens for purchase, with less labor from humans required due to the use of machinery to lighten the process, greatly increased the standard of living.
Light clothing would be good also some sunglasses
According to Piaget, children gain logic in middle school