Answer:
a. MMPI-2
Step-by-step explanation:
The most widely used objective personality test is the MMPI-2, the Minnesota Multiphasic Personality Inventory. This is a test that assesses both personality traits and mental health problems such as depression and other psychopathological problems. The MMPI-2 has 567 true or false questions. It has to be preceded by an interview and has to be administered by a professional psychologist.