To determine the scholar who defined Human Geography as "Conception resulting from a more synthetic knowledge of the physical laws governing our earth and of the relations between the living beings which inhabit it," the contributions of each provided option were examined.
Ratzel: Friedrich Ratzel, a pivotal figure in human geography's evolution, focused on the interaction between humans and their physical surroundings, a doctrine termed environmental determinism. His conceptualization aligns with the synthesis of physical laws and human engagement.
Blache: Paul Vidal de la Blache pioneered a regional framework for human geography, highlighting local conditions and human actions, but he did not emphasize the unified combination of physical laws and living entities as specified in the quote.
Taylor: Griffith Taylor significantly advanced regional geography and acknowledged environmental impacts on human activities. Nevertheless, his definition does not correspond to the precise description presented.
Semple: Ellen Churchill Semple investigated environmental influence on human endeavors but largely adhered to Ratzel's theories.
Based on the definitions and contributions outlined, Ratzel's work most closely matches the definition provided in the inquiry.