Idon't get this. i have to put either a river or a landform

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

Government run farms are known as a. pastoral b. collectives c. irrigation d. dalits

The internet enables people to make better economic decisions because they can do which of the following