Two well-known pastoral societies from the historical past were the
a. Hsiung-nu and the Mongols
b. the Chinese and the Arabs
c. the Egyptians and the Mesopotamians
d. the Greeks and the Romans
Question 2
The general principle that people prefer to carry out activities at least burdensome activities with a minimal expenditure of time and energy is known as
a. the Law of Least Effort
b. Murphy's Law
c. the Law of Declining Returns to Labor
d. Parkinson's Law