PERSONALITY
The unique charasteristics of an individual that affect their behaviour and their relationships with others. Personality is stable and resistant to change. For example, an individual may have an extrovert or an introvert personality.

• The preferred personality attributes of a pilot include: non-impulsive, sociable, reliable, self-confident, extrovert.

BEHAVIOUR
The behaviour is actions or reactions of an individual in response to internal or external stimuli. It is the result of personality and attitude. The behaviour of an individual, unlike personality, is adaptable. For example, we form good or bad habits.

Let's examine the given options:

(1) Personality can be changed and shifted through thorough training; (2) reliable, non-impulsive, self-confident, stable, assertive. → INCORRECT. Personality is stable and resistant to change so the first statement is incorrect. The personality traits given in the second statement are correct.

(1) Even though behavior can be controlled, personality can be suppressed but might show under high workload; (2) non-impulsive, sociable, reliable, self-confident, extrovert. → CORRECT. The behavior of an individual can be controlled (we form good or bad habits) but the personality is resistant to change and will be revealed during high workload conditions. The personality traits given in the second statement are correct.

(1) Behavior and personality do not change once youth is over; (2) reliable, introvert, self-confident, stable, assertive. → INCORRECT. The behaviour of an individual, unlike personality, is adaptable and can change over the years so the first statement is incorrect. Regarding the second statement, the pilot should be extrovert instead.

(1) Behavior and personality both change over the years; (2) non-impulsive, sociable, self-confident, stable, reliable. → INCORRECT. Personality is stable and resistant to change so the first statement is incorrect. The personality traits given in the second statement are correct.