Plz read the question and give me 2 effects quick

Which leader was the first african american president at two different institutions for higher learning

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

Which supreme court dressed the second a. presser v. illinois b.quilici v. the village of morton grove c.united states v. cruikshank d. united states v. miller