The population density of an area is the number of people living in per unit area. The most populated region is Region A.
What is Population Density?
The population density of an area is the number of people living in per unit area. It is given by the formula,
[tex]\text{Population Density}=\dfrac{\text{Population of the area}}{\text{Total area}}[/tex]
The population density of the different regions is as follows,
Region A = 20,178 person /521 km² = 38.729 person/km²
Region B = 1,200 person /451 km² = 2.66 person/km²
Region C = 13,475person /395 km² = 34.114 person/km²
Region D = 6,980 person /426 km² = 16.385 person/km²
Hence, The most populated region is Region A.
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