People who think of themselves as wonderful, brilliant, important, and worthy of constant admiration have the characteristics of which personality disorder?

Mary Ainsworth is best known for her research on attachment and her use of ____

a. rhesus monkeys b. goslings and geese c. the Strange Situation d. the Visual Cliff

The __________ is the usual way of describing the central tendency of a nominal variable

Fill in the blanks with correct word