Highly advanced South American civilization that occupied present -day Peru until it was conquered by Spanish forces under Francisco Pizarro in 1532 The Incas developed sophisticated agricultural techniques, such as terrace farming, in order to sustain large, complex societies in the unforgiving Andes Mountains. Choose matching term Maya Mayans Incas Aztecs

The correct answer is Incas.<br /><br />The Incas were a highly advanced South American civilization that occupied present-day Peru until it was conquered by Spanish forces under Francisco Pizarro in 1532. The Incas developed sophisticated agricultural techniques, such as terrace farming, in order to sustain large, complex societies in the unforgiving Andes Mountains.