Land, labor, capital, and entrepreneurship are all considered to be

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

Why couldn’t other societies utilize horses the same way the mongols could?

Oil is a renewable resource can be used directly from the ground is the least polluting energy source must be removed from the earth using drills