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:
Strengthens
Weakens
Explanation:
Operant conditioning is theory to study human behavior and the things which result in that particular type of behavior. It focuses on how rewards and punishment shapes a particular behavior. While rewards in association with a behavior strengthens the repetition of that behavior, punishment weakens that behavior in the future.
