Maria, who is from Ecuador, is shocked when she sees Americans use their fingers to eat certain foods. In her country, using one's fingers to eat food is considered inappropriate.

Apsychologist has developed a series of personality inventories and wants to determine if they are valid. one of the scales measures perfectionism, so he asks a colleague for advice on how to establish the validity of this scale. the colleague tells him that if he were to find a sample of people with personality disorder, these people would obtain high scores on a scale that measures perfectionism.

People are willing to pay more for a diamond than for a bottle of water because

How did nationalism transform the identity of africans