Final answer:
Human Geography focuses on human activity and its relationship to the earth's surface. Development Studies examines social, economic, and political aspects of development. Physical Geography studies the earth's physical systems.
Step-by-step explanation:
Human Geography focuses on the study of human activity and its relationship to the earth's surface. It examines the spatial distribution of human populations, religions, languages, economics, and other human activities.
Development Studies is a multidisciplinary field that examines social, economic, and political aspects of development. It analyzes the causes and consequences of poverty, inequality, and underdevelopment, and explores strategies for promoting sustainable development.
Physical Geography encompasses the study of the earth's physical systems, such as landforms, climates, and ecosystems. It includes subfields like geomorphology, climatology, and biogeography.