Identifying a Widely Used Personality Assessment Tool

In psychology, personality assessments are often used to measure individual differences in characteristics, traits, or behaviors. One common method of assessing personality involves using standardized questionnaires where individuals respond to a series of statements about themselves. These responses can then be scored to provide insight into various aspects of an individual's personality.

Which of the following is the most widely used personality assessment tool that categorizes individuals based on their responses to a series of statements?