<h3><u>Answer;</u></h3>
i) Population density
ii) Under population
iii) Over population
Population density is the number of people living in a square mile. In the future, economically developed nations may not have enough money to take care of older citizens because of underpopulation. In low-income nations, overpopulation is one reason for low standard of living.
The correct answer is - c) earthenware.
The earthenware is the ceramics type that is used for the creation of bricks. Traditionally, the term brick has been used for the units composed out of clay. Nowadays, with all the new techniques and materials involved into the construction, a brick can be any rectangular unit that is laid in mortar. Still, a typical brick is composed out of the earthenware, so they can be from clay-bearing soil, lime, and sand, but also are used the concrete materials to give it more strength.
A map, I think is the most important, the most basic map shows the physical features of an area, and compass, <span>used for </span>navigation<span> and orientation that shows direction relative to the </span><span>cardinal points...</span>