The study is an experiment in light of the fact that the scientists control one variable to decide the impact on another.
An experiment is an investigation intended to contrast advantages of an intervention and standard medications, or no treatment, for example, another medication treatment or aversion program, or to indicate circumstances and end results. This sort of study is performed tentatively. Subjects are chosen from an examination populace, doled out to the different investigation gatherings, and observed after some time to decide the results that happen and are created by the new medication treatment, treatment, or intercession.
Unemployment exists when people who are willing to work at the going wages cannot find jobs. It can be explained as below:
The workforce population includes people from 15 to 59 years. Therefore, if people below 15 years and above 59 years do not have a job, they cannot be called unemployed.
In India, unemployment can be categorized as in rural and urban areas. Further, rural unemployment includes seasonal and disguised unemployment and urban unemployment includes educated unemployment.
Answer:
The medieval church added to its wealth by collecting a tithe, or tax . ... Church officials were often the only people who could read. As a result, they kept records for monarchs and became trusted advisors. At times, the church's power brought it into conflict with European monarchs.
Answer: the arrangement between two countries by which each has representatives in the other country