Final answer:
The Andes mountains were essential to the Incan civilization due to their mineral wealth and supported its development. Map projections have various applications including representing political borders, physical landscapes, and thematic data. So the correct option is B.
Step-by-step explanation:
The physical feature shown on the map that greatly influenced the Incan civilization is B: The Andes mountains. The Andes were crucial to the development of the Incan civilization due to their rich mineral deposits, which were mined since ancient times. The Incan civilization thrived in these mountains, benefiting from the resources they provided.
Map projections serve different purposes, such as to represent political boundaries in political maps, depict terrain and natural features in physical maps, and highlight specific data or themes in special purpose maps. For example, political maps help in understanding the distribution of states and nations, while physical maps assist in comprehending the natural landscape. Special purpose maps might showcase climate data or economic trends, tailoring the information to specific interests or studies.