Which of the following is an effect of the revival of Confucianism during the Song Dynasty? A.
the decline of trade with neighboring territories
B.
the importance of the civil service examination system
C.
the development of a powerful standing navy

Which of the following explains why scarcity is a basic fact of life a. demand will always be greater than supply b. technology has not advanced far enough yet c. there will always be too many people on earth d. people cannot make good allocation decisions