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:
D. Monarchy and dictatorship
Explanation:
Both a monarchy and dictatorship have one ruler above everyone else.
In Hungary as a girl at a protestant school in budapest
Answer: Chemical compound, any substance composed of identical molecules consisting of atoms of two or more chemical elements
Explanation:
The value of social advertising lies in the large audience size your company has the potential to reach and the finely tuned targeting capabilities which the social ad platforms offer.
Explanation:
Social ads are one of the quickest and most effective ways to connect with our target audience. These ads bring profitable opportunities in digital marketing formats.
Social Ads are an incredibly profitable and versatile advertising channel that give us the ability to build specific campaigns on social media to meet a selection of different business goals at relatively low costs.
