Given the research that suggests that experience driving a taxi enhances spatial areas of the brain, which one of the following critical thinking questions would be best to ask about the study?

Do people become taxi drivers because they already have well developed spatial areas of the brain?

Would we expect to see the same effect for people studying to be taxi drivers in cities other than London?

What areas of the brain are considered "spatial" areas?

Did the people who studied to be taxi drivers show greater changes in their brains than the people who studied for the Law School Admission Test?