The cost to replace an employee who leaves is approximately:

Young Pemba is being observed as he plays in a room with his mother. Pemba frequently plays with the toys in the room, but occasionally looks back at his mother to make sure she is there

After a quick smile is exchanged between mother and child, Pemba goes back to playing with the toys. When Pemba's mother leaves the room, he becomes moderately upset, but is easily soothed when she returns. Which type of attachment does Pemba seem to have with his mother? A) Loving B) Secure C) Interdependent D) Developmental

Charlotte is long and lean. She engages in make-believe play and has a blossoming sense of morality. Charlotte is probably in which period of human development?

A) the prenatal period B) infancy and toddlerhood C) early childhood D) middle childhood