MBTI is the most widely used instrument for personality analysis, Which of the following statements about MBTI is/are true and false?
1. MBTI has 108 items.
2. Sixteen personality types are generated by the instrument.
3. MBTI has 100 items.
4. Sixteen personality types are based on a combination of four basic elements of psyche.
5. MBTI was developed by a father-daughter team.
6. MBTI was developed by a mother-daughter team.

A. 1, 4 and 5 are true

B. 2, 3, 4 and 6 are true

C. 3, 4 and 5 are true

D. 1, 2, 5 and 6 are true

Answer: Option B