Answer:
Retrospective cohort study
Explanation:
A cohort study is the study where people are grouped according to the factors they have been exposed to. The cohort is the group.
A retrospective cohort study is the study where the cohort who has been exposed to certain factors is compared with another cohort who has not been exposed to the factors that the first cohort has been exposed. This study is a long term study.
Here, the people's health of those that have been exposed to benzene will be compared to the the people who have been working there after 1970.
Hence, here a retrospective cohort study will be done.
You would have to break a law.
Some examples of that are:
1. Possession of illegal drugs
2. Drinking while driving
3. Domestic violence
Hope this helps!<span />
Answer:
Developmental risk and protection is a major theme of the life course perspective which suggests that experiences with one life transition have an impact on subsequent transitions and events and may either guard the life course trajectory or put it at risk.
Explanation:
According to Bronfenbrenner, every characteristic present in the different environments in which an individual develops affects the way he/she grows up. Risk factors are characteristics that show a high probability of problem formation, persistence, or worsening, whereas protective factors are characteristics that seem to regulate or lessen the effects of risk.
By implementation of black codes and Jim crow laws, Southerners were able to restrict the rights of African Americans in the late 1800.
Explanation:
After the civil war, the confederate states were quick to envisage what was known to be black codes. These were laws that were advocated with the desire to bring back the same conditions that prevailed during the slavery. These laws insisted the African Americans to work for low wages and restricted their freedom to associate with one another in the same country. Black code were created by the white law makers who desired to prove their dominance in the country.
Prevalence of slavery in the antebellum south is the major cause in fact for the American economy to attain stability. Jim crow laws legalized segregation of people based on their race and ethnicity. It was considered to be legal based on the doctrine 'separate but equal' mentioned in the constitution.