<span>The correct answer is letter A. the principles of the United States Constitution. Prior knowledge in which of the following areas would best help you understand the ideas Lee expresses in his letter are "the principles of the United States Constitution."</span>
        
             
        
        
        
Aptitude is the natural capability of a person to perform a certain task successfully without previous knowledge or studies. Therefore, aptitude tests are standardized exams designed to measure and evaluate your aptitude and define your strengths.  Some examples are determine if you are able to deal with public, or if you have the abilities to become a pilot; in education they evaluate your aptitudes to determine if you can cope with a certain course.
Achievement tests  are also called content test and they are made to review knowledge you have already learned. 
- Aptitude tests don't take into consideration previous formation, while achievement tests assess previous knowledge. 
 
- You can prepare and study for the achievement test, while for aptitude tests there isn’t any material to study. 
 
 
        
             
        
        
        
Answer:
ABAB design
Explanation:
This method used in the field of research on Behavior Modification consists of four phases:
1. Phase A: Stable patient.
2. Phase B: Introduction of treatment.
3. Second Phase A: Withdrawal of treatment before consolidation.
4. Second Phase B: Reintroduction of treatment
This allows to verify the reliability of the change produced by the treatment. If it produces a new behavior change, we would have more evidence that the cause of the change is treatment.
 
        
             
        
        
        
Answer:
Violence broke out in northern Rakhine state on 25 August, when militants attacked government forces. In response, security forces supported by Buddhist militia launched a “clearance operation” that has killed at least 1,000 people and forced more than 300,000 to flee their homes. The UN’s top human rights official said on 11 September that the military’s response was “clearly disproportionate” to insurgent attacks and warned that Myanmar’s treatment of its Rohingya minority appears to be a “textbook example” of ethnic cleansing.
Explanation:
brainliest ps