Write any two advantage of preserving our heritage ?

How were the economies of the northern and southern states different? how ere they the same? what factors led them to develop differently?

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

Stie cineva cati ani poti fii director de sa imi specificati si legea va rog