Answer:
B). A Cross-sectional research design.
Explanation:
A cross-sectional research design is demonstrated as a kind of observation study that involves the study and analysis of a representative subset from the population at a particular point of time.
In the given example, Tucker is employing 'cross-sectional research design' as he selects a representative subset('a group of 5-year-olds, a group of 10-year-olds, and a group of 15-year old) from the population at the same time for study and analysis(by interviewing them) . This implies that Tucker adopts a '<u>cross-sectional research design</u>.'
Dr. Harrison adheres to the humanistic perspective as this
type of perspective is responsible of having a person to be motivated in
fulfilling things he or she wants in life such as wishes and goals that he or
she wants to achieve. This also affects the person’s thinking and the way his
or her feelings is being affected.
The service that would be most useful when looking for information about your favorite tv show is:<u> search engine.</u>
<h3>What is search engine?</h3>
Search engine can be defined as an internet tools that enables a person to search for things online.
A person that is looking for information on the internet and does not know how to go about it can tend to always make use of the search engine .
Therefore The service that would be most useful when looking for information about your favorite tv show is:<u> search engine.</u>
<u></u>
Learn more about search engine here:brainly.com/question/512733
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None of the above it was founded in 1847