Answer:
police and public safety
Explanation:
these are set aside from the other options and distinct, as they don't follow the idea of infrastructure.
Answer: During Reconstruction, many small white farmers, thrown into poverty by the war, entered into cotton production, a major change from prewar days when they concentrated on growing food for their own families.
Explanation:
Answer:
Psychology has been able to identify the mental problems man goes through. Without it, a lot of mental issues that you or someone you know is going through would be unidentified and left untended which could lead to serious issues.
Example:
Lets say someone you know has bipolar disorder. You would think its just severe mood swings and erratic behaviors, when in reality, its a serious mental health issue that psychologists have been able to identify and make medicines for to help subdue the symptoms
Answer:
Cohort study
Explanation:
A cohort study refers to a study that takes a sample of people who share a defining characteristic and repeats the gathering of information from the sample along some period of time.
In the case of the Iowa Women´s Health Study, researchers gathered information about women (in their 60's in 1986) and their use of vitamin and mineral supplements. These women reported their use of vitamins in 1986, 1997 and 2004 and researchers were trying to gather information on the use of this use and the rate of mortality in this group.
We can see that this women shared the characteristic of their age (they were all seniors), and the gathering of information was repeated 3 times in a period of 18 years. Therefore, these two characteristics make this a Cohort study.
Arguably, mining is the most recognizable industry in South Africa, which make up about 60 % of south african export.
- Platinum metal
South Africa represent about 73 % of World's Platinum Metal Supply
- Gold
South Africa produce about 11 % of Global Gold Resources
- Diamond
About 23 % of world's diamond resources came from South Africa