It has been estimated that some ________ persons were subjected to the "ice pick" prefrontal lobotomy procedure

After reading details about the life of Abraham Lincoln, we must remember that

a. case studies are not conclusive. b. heredity and loss of a parent are rarely causes of depression. c. her case is very typical and thus very informative. d. severe childhood punishment almost always leads to depression.

Dr. Iness is studying the distress calls of several different types of animals. What field of psychology is his specialty?

A) Humanistic B) Biological C) Behavioral D) Comparative