D. They secured the U.S. border of the Oregon Territory by negotiating a treaty with England.
Declaration of independence
The prehistoric era predates writing. Human progress included primitive tools and weapons, clothing, fire, cave art and burial of the dead. During the Old Stone Age, human beings were learning, but they were learning slowly. Then around 10,000 years ago progress began to speed up, with developments like agriculture, the domestication of animals, the creation of permanent villages and cities, etc. Writing began to appear around 5,000 years ago (around 3,000 BC) and that may be the beginning of what we call history, since we begin to know what people were thinking as well as what they were doing.
Malthus believed that if a population is allowed to grow unchecked, people will begin to starve and will go to war over increasingly scarce resources, also <span>Malthus cautioned that in order to avoid catastrophe such as famine and war, people should enact deliberate population control, such as birth control and celibacy.
So I believe the answer would be D. Having fewer children means more food is available to meet the needs of the population.</span>
