Baby Sally's mother is dropping her off at preschool for the first time, and Sally's behavior changes from that of a calm, happy baby, to that of a crying, cranky youngster who will not let go of her mother. Baby Sally is likely demonstrating __________

Which two types of schedules of reinforcement produce typical patterns of responding in

which there is a pause following reinforcement and before responding resumes? a. Fixed ratio and variable ratio b. Fixed ratio and variable interval c. Fixed interval and fixed ratio d. Variable interval and fixed interval e. Continuous and variable-ratio

The assumption behind performing a prefrontal lobotomy is that the frontal lobes ______ emotional impulses from the ______

a. reduce; spinal cord c. reduce; lower brain centers b. intensify; spinal cord d. intensify; lower brain centers