<h2>
Answer:</h2>
Demography is the study of human population.
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Explanation:</h2>
Demography studies most if not all aspects about human population. It checks births, death, sex, migration, etc. and in turn, when we describe the population, it is normally from pertaining to demographic. Demography is also involved in other disciplines such as sociology, economics, statistics, etc.
Through demographics, the necessary departments get to understand people and their needs better. Countries economic decisions is one example that depends on demographic studies. It also affects other areas such as the planning, labor markets analysis, and etc.
Answer:
B
Explanation:
A is incorrect because the Appalachians are not jagged and point
C is incorrect because erosion/deposition would do this
D is incorrect because weathering does not affect tectonic plates
LEDC means that a country is a developing country (as opposed to a developed country). This distinction is connected to the Brandt line which divides the world into developed and developing country, and India is south of this line (=LEDC, less developed country). Some reasons for this is malnutrition, high child mortality and short life expectancy.
Answer:
food, water, transportation, bathing
"hope this helps"
Explanation: