Which subject is NOT studied by demography ?
		A.	Birthrates death rates sex rates
B.	Age groups marriage incidence divorce frequency
C.	Human mobility
D.	Rock forming land shag soil forming
		A.	Birthrates death rates sex rates
B.	Age groups marriage incidence divorce frequency
C.	Human mobility
D.	Rock forming land shag soil forming
		A.	going in the wrong direction
B.	bad manners
C.	departure from social norms
D.	reversing one,s oion
		A.	animals larger and stronger
B.	people communicate with symbols while animals communicate with signals
C.	biology dictates human behavior while instincts direct animal behavior
D.	people live in families while animals live in tribes
		A.	Decrease aggregate demand
B.	Always equal savings
C.	Always equal national income
D.	include investment and export spending
		A.	in most cultures’ males are more aggressive than females
B.	there is no pattern to aggressive behavior in either males or females
C.	biology is totally unimportant in sex role behavior
D.	aggression is strictly socially learned
		A.	continue to control pests for many years
B.	leach out of the ground quickly
C.	are harmless to humans
D.	can be toxic to other forms of life
		A.	nations contain a variety of ethnic and racial groups
B.	no global government exists
C.	nations do not have common goals
D.	all of the above