What is the word for the definition for the person in charge of a local union?

According to ohrp, a problem is an “unanticipated problem” when it meets which of the following criteria: unexpected, related or possibly related to the research, suggests that the research does not put the subjects or others at greater riskunexpected, related or possible related to the research, suggests the research puts subjects or others at greater riskunexpected, unrelated to the research but still occurring with a subject, suggests the research puts others at greater riskexpected, related or possible related to the research, suggests the research puts others at greater risk

What are policymakers trying to do by using the media to deliver specific messages to citizens?

Using the president's schedule, identify one example of the president using constitutional powers and fulfilling his duties. then, explain how and why that power is limited. give your answer in the form of at least three complete sentences.