Answer:
Longitudinal research
Explanation:
Longitudinal research is research that is based on a long period. In this research, the information or the data is collected on the bases of a period of the same population. This period is extended over time. The cohort studies are common in medicine, psychology, and sociology many psychologists conducted a study based on longitudinal. There are many examples like Canadian study conducted on population.
Thus here Dr. Mitchell has conducted a research study on temperament. He has conducted a research study on temperament that is longitudinal research.
I think is obesity or heart disorder
Answer:
The american revolution lasted from 1963 to Sep 3, 1983, 20 years
The American Revolutionary War started on Apr 19, 1775 and lasted until September 3, 1783, 8 years
The American Revolution did not start with the declaration of independence neither did the American Revolutionary War
The American Revolutionary War and The American Revolution ended with the Treaty of Paris in April 19, 1775
He was part of the nationalist party
