Use the map below to answer the following question: Political map of the Inca Empire, showing extent of territories under Pachacuti, Tupac Inca, Huayna Capac, Huascar, and Atahualpa.
Public domain

Which of these describes this map?

A special purpose map showing the size of the Inca Empire under different rulers
A political map showing the boundaries of the modern Inca Empire
A physical map showing the geography of the Inca Empire
A special purpose map showing the different tribes of the Inca Empire