Free elections must be held in an assembly
Answer:
Option C
Explanation:
The minimum angle of incidence inside a medium where lights are not longer refracted but totally reflected is referred to as critical angle
<span>Children were taught loyalty and to obey authority by their parents. They also knew the meaning of duty and control. Having values like this and distinct patriotism created a steady foundation for Rome. These values also helped the citizens embrace hard work.</span>
The answers are:
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4) The answer is: [D]: all of the above.
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5) The answer is: [D]: profit.
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6) The answer is: [D]: <span>The Consumer Product Safety Commission (CPSC).
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Answer:
D. They provide a comparable estimate of the frequency of exposure in the absence of disease
Explanation:
Case-control study: The case-control study is also referred to as a case-referent study. This is one of the types of observational study that compares and identifies two different groups which differs in outcome based on a few casual attributes.
In the case-control study, two steps are involved:
1. To identify the cases. Here, the cases are known as a group that consists of the outcome.
2. The controls are a group which is known to be free from the outcome.
In the question above, controls are needed in a case-control study because they provide a comparable estimate of the frequency of exposure in the absence of disease.