According to a Marxist analysis, United States policies in the Persian Gulf as motivated by elite economic interests

Machiavelli noted geopolitical alliance behavior among the city-states in fifteenth-century Italy

Indicate whether this statement is true or false

When a probability sample is used, the researcher is able to specify the probability that

a. the obtained results are accurate b. the sampling error is zero c. any individual in the population will be in the sample d. the sample is random e. the sample is properly stratified