Johnson & Johnson recently administered the Myers$-$Briggs Type Indicator $($MBTI$)$ to all regional managers. Johnson & Johnson warned their employees that the results of the MBTI may help with self$-$reflection, they should be cautious with the results and not take the results too seriously. Which best explains the need for caution when using the MBTI in the workplace?

Multiple Choice

$$ MBTI scores are mainly useful for measuring job performance.

MBTI scores are extremely stable over time.

MBTI scores are not necessarily valid or reliable.

MBTI scores should be used for evaluating promotion potential.

$$ The scores show that some individuals are more flexible in their thinking than others.