At which age do children enter the two-word stage?
A at about six months of age
B at about twelve months of age
C at about eighteen months
D at about two years of age
E at about three years of age
C
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How is the per capita gross national income calculated?
a. It is the total amount of goods produced and sold minus the amount of goods and services imported. b. It is the total amount of goods produced plus the amount of goods exported. c. It subtracts the amount of exports and imports from the national total production and divides this by the number of citizens. d. It adds the total amount of goods or services exported to the amount imported and divides this by the total income of the population. e. It adds the total amount of output or production of goods and services to the amount of income of residents and divides this by the total population.
Currently, there is not enough productive land available in the world to feed the global population
a. True b. False
The ________ system is involved in the immune response
a. Xg b. Rh c. MN d. ABO e. HLA
The origins of physical anthropology arose from two areas of interest among 19th century scientists. What did these areas concern?
a. the origins of modern species and human variation b. the genetic determinants of behavior and osteology c. nonhuman primates and origins of modern species d. human variation and osteology e. human evolution and nonhuman primates