Olmec civilization was characterized by
A) a highly developed calendrical system.
B) chronic warfare among Olmec states.
C) the carving of stone sculpture that featured colossal heads.
D) the practice of human sacrifice and ritual cannibalism on a massive scale.
Question 2
The Postclassic period in Ancient America was characterized by the
A) rise of genuine cities and chronic warfare.
B) introduction of maize and other domesticated plants.
C) decline of commerce.
D) growing importance of the priestly class.
The Sun is the star at the center of the Solar System.
The male reproductive system.
Endocrine System - male
A Binary Star System
Negative Effects of Chronic Stress
Complete Digestive System: Bird