Developing countries (DVCs) can be subdivided into the following groups except

A) low-income economies.
B) high-income economies.
C) lower-middle-income economies.
D) upper-middle-income economies.

High-income Economies

Countries with a high gross national income per capita, according to classification by international financial institutions like the World Bank.

Lower-middle-income Economies

Countries classified by the World Bank based on gross national income (GNI) per capita that are above low-income but below upper-middle-income thresholds.

Upper-middle-income Economies

Nations with a gross national income per capita above a certain threshold set by the World Bank, but below that of high-income economies.