Answer:
Market Segmentation
Explanation:
The process of dividing a market into distinct groups of buyers who have different needs, characteristics, or behavior and might require separate products or marketing programs is called market segmentation.
The cause is when North Korea, supported by the Soviet Union and China, invaded South Korea
Answer:
Cohort study or prospective observational study
Explanation:
the Framingham study involves collected data from participants, their children and grand children at intervals over a long period of time.
a cohort study is aclinical research study in which people are examined over a period of time and compared with another group of people who are not under the study.
Answer:
Booker T. Washington
Explanation:
As part of the 1940 Famous Americans Issue, the U.S of America issued the 10-cent Booker T. Washington stamp on April 7, 1940. Its significance lies in the fact that it was the 1st time a former African American slave has been honored on a postage stamp in the country. Only 35 Americans were honored by the Famous Americans Issue based on their significant contributions to the different fields like that of poetry, technology, music, literature, education, art, etc and decision eventually agreed by Franklin Delano Roosevelt.
