The correct answers are A) the elevation of crafts and specialized people and D) a greater diversity of people.
Characteristics of the cities are the elevation of crafts and specialized people and a greater diversity of people.
Cities are modern places to live in. In comparison with rural areas, cities are larger and more modern. These cities have advantages and disadvantages because of the number of people that live in, it creates problems such as air and water pollution and overcrowding in many areas.
Anyway, you can find a greater diversity of people living in the cities that come from many backgrounds, have different cultures, and beliefs, and that increases the cultural richness of the cities. Many of these people work in different places, have many more different skills and specialization in their professions. More often than not, these people show more respect and tolerance for these differences, than what usually happens in rural areas.
