In a Federal system, the national government and state governments have concurrent powers. In this sentence, what does concurrent mean? A). powers are separate but equal

B). all the powers in the Constitution

C). To be done at the same time

D). powers are balanced between the branches of government

This excerpt supports the idea that the sky chief valued

Identify the example of when situation and time are key to assessing risk of harm in a research study: a study on the efficacy of a behavioral intervention for smoking cessation involves both adults and teenagersasking women if they have had an abortionresearch on the prevalence of hiv-infected individuals in communitiesa survey about sexually transmitted diseases

In a study, people were asked to imagine simple occasions that made them happy and to remember events that made them feel proud about themselves. it was observed that the subjects developed an increasingly positive attitude. these changes are known to be healthy, leading to greater physical activity and reducing unhealthy habits. based on this excerpt, we can conclude that a positive attitude .