I learned that a country who has many people is important Because

Answer seriously. I will mark as the brainliest

A large population increases density and, together with rural-urban migration, creates higher urban agglomeration. And this is critical for achieving sustained growth because large urban centers allow for innovation and increase economies of scale.

Explanation:

answer; eliminate parking problems in cities, because a car took up only half as much space as a horse and buggy;

the first question's answer is a.