A. precedes causation
B. only indicates a probable relation
C. occurs purely by chance
D. occurs among more than two variables
A. is based on symbols in animals and on signals among humans
B. is a property of all higher animal groups?
C. is arguably possessed to some degree by nonhuman primates as well as humans
D. all of the above
A. production activities
B. attitudes on politics
C. hospitalization rates
D. none of the above
A. reference group
B. membership group
C. involuntary group
D. all of the above
A. the central city suburbs and satellites
B. one with a recycling enter
C. one containing a clean water supply for the area
D. where urban planning originates
A. The total product will fall
B. The average product will fall
C. Average variable cost will fall
D. Total revenue will fall
A. the means of production are controlled by the masses
B. religion and philosophy are the foundations of society
C. property is unimportant in the modern state
D. they contained the seeds of their own destruction