Emily has been asked to review a set of test items that are being considered for a standardized intelligence test. The test constructors intend to eliminate all items that contain any possible cultural bias. With this task in mind, which of the following questions should be eliminated by Emily in this scenario? What is the difference between a stone and a potato?

What would you wear if it were very cold outside?

What is the name of the main character in Macbeth?

What are the similarities between flowers and trees?