A higher agricultural density usually is indicative of a country that isA) economically developing because there is a large amount of arable land to support the entire population.B) economically developing because there are more farmers per unit of arable land and may reach its output level sooner.C) economically semi-developed since the population per unit of arable land is low indicating that they are industrializing.D) economically developed because technological advancements have led to few farmers cultivating an extensive amount of land.