Which of the Following Is True About the Myers-Briggs Type

Which of the following is true about the Myers-Briggs Type Indicator MBTI) ?

A) It is a reliable way to assign people with similar ways of thinking to project tasks.
B) The purpose of the MBTI is to understand and appreciate the differences among people.
C) Effective interpretation of the MBTI does not require any kind of training.
D) It identifies 12 personality types based on four preferences derived from the questionnaire.
E) On large, complex projects, all project managers use the MBTI as an individual skill-building tool after project start-up.