Answer:
B. Cross-Sectional
Explanation:
A Cross-sectional study of design is a kind of design of observational study . In the cross-sectional study, an investigator measures or examines the outcome as well as the exposures in any study participants at the same time.
Cross-sectional design research includes using some different category of the people who differ in some variable of interest but they share few other characteristics, like educational background, socioeconomic status and ethnicity.
A Cross-sectional studies are mostly used by experimenters or researchers to study the developmental psychology in humans.
Thus in the context, the researcher using 50 participants to study the developmental changes in their choices to listen to music is a type of cross sectional research design.
Hence the correct option is (B).
Answer:
Migration is the movement of people from one place to another .
Migration is affected by various factors like age, sex , martial status , education, occupation , employment etc. Age and sex are main demographic factors that effect the migration . Men, generally , migrate to other places quite often though there are more women who migrate to husbands' places after marriage.
l hope it helps
Oligopoly is a market structure in which a small number of firms has the large majority of market share. An oligopoly is similar to a monopoly, except that rather than one firm, two or more firms dominate the market.
It is dictionary definition.
Answer:
Athens;Peloponnesain War
Explanation:
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Social psychologists employ the process of falsification to support their hypotheses. When they reflect critically on the theories and apply them to their own life, students are better equipped to remember their learning.
Why preconceptions and prejudices exist and endure is a crucial question.
<h3>What are the top three subfields of social psychology?</h3>
Social psychology is the study of how other people's presence and behavior affect one person's or a group's behavior. The three main areas of social psychology are social effect, social behavior, and social thinking. the areas of these research fields that overlap.
These three forces interact with one another and have an impact on us every day, which is why the rings overlap.
For more information about social psychology refer to the link:
brainly.com/question/14747257
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