Self esteem is the _____.

The correct answer is Option (2) → value judgement of a person about their own self

Self-esteem refers to the value judgement of a person about their own self — how much they value, appreciate, or like themselves.

Option 1: confidence the person has in himself/herself- This refers more to self-confidence, which is belief in one's abilities.

Option 3: ability to regulate one's own behaviour. This refers to self-regulation or self-control.

Option 4: belief in one's own ability. This refers to self-efficacy, i.e., belief in one's capability to perform tasks.