Which of the following definitions best sums up the study of geography? a. the study of biological processes in the human body b. the study of financial processes and world economies c. the study of world cultures and their impact on various social institutions d. the study of the earth’s surface and the processes that affect each other

The right option is; D. the study of the Earth’s surface and the processes that affect each other

Geography is the study of earth's physical features, environment and ecosystems including the relationship between the human society and their environment. The field of geography is usually grouped into two major categories which are; physical geography and human geography. Physical geography is the study of the earth’s seasons, landforms and processes in the environment such as the geosphere and biosphere, while human geography is the study of people, their environment and their cultures on earth’s surface.