A. Water
B. Air
C. Land
D. all of the above

A. the way humans found the earth
B. the totality of natural conditions and resources that occur in a specific area
C. the total complex of manmade elements in an area
D. mountains oceans rivers and deserts

A. late marriage
B. abstinence
C. celibacy
D. all of the above

A. an important demographic concept
B. the number of male births per 1000 people per country per year
C. the rate at which infants survive past their first year
D. the rate at which the elderly die in any given year

A. the number of people to a land area
B. the density of a compound group
C. the number of births and deaths per year
D. the ability of a square foot of land to feed a number of people

A. avoid stress
B. be important
C. feel respectable
D. reproduce themselves

A. symbols of disgrace
B. social security for the future of the parents
C. detested by non-Catholics
D. sings of a good harvest

A. Iran
B. Zimbabwe
C. the United States
D. Turkey

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. higher literacy
B. environmental damage
C. price stability
D. increased public services