Given the map of the average cotton yield around the world, which of the following statements can be inferred about the regions in which cotton is produced?

a. cotton grows well in regions that are densely populated
b. the region in which cotton originated remains the worlds primary producer of cotton
c. a countries level of development is more likely than climate to predict the location of cotton producers
d. cotton is a plant that is best grown in the semiarid regions of the world
e. africa is still the largest producer of cotton in the world

This passage would suggest that sudan might have a a) democracy. b) dictatorship. c) command economy. d) communist government.

Which of the following early north american cultures were known for building wigwams and longhouses? a. eastern cultures b. great plains cultures c. western cultures d. northern cultures

Astudy that involves interviews of adults is eligible for expedited review. the researcher wants to add an adolescent population (aged 12 to 17) to the study and has designed a parental permission and assent process. no additional changes are planned. which of the following statements about review of the revised protocol is accurate? the research would only be eligible for expedited review if the adolescents are capable of understanding the same consent forms used for the adult population.the research would only be eligible for expedited review if the adolescents have been declared to be emancipated minors.the new research would need full review by a convened irb because children are a protected population.unless the nature of the questions would raise the level of risk to > minimal for adolescents, the research would still qualify for expedited review.