<span>A. demilitarized zone.</span>
Control over the press and media and control of who leaves and comes to North Korea.
The best reference to use will be AN ATLAS.
An atlas is a collection of maps. A map is a pictorial representation of an area of land or sea which shows all the physical features of that particular place. Many information about different places can be obtained from maps and these include the longitudes of different places.
<em>The population pyramid represents the breakdown of the population by gender and age at a given point in time. It consists of two histograms, one for each gender where the numbers are shown horizontally and the ages vertically. The five stages of population pyramids are high fluctuating, early expanding, late expanding, low fluctuating, and natural decrease.</em>
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