Joel feels inadequate when he realizes he can't whistle as loud as the other children in class.
which factor is currently influencing joel's self-concept?

His self evaluation and interpretations

Explanation: Self Evaluation is a fundamental reflection exercise for all people. It applies all facets of our lives: from professional to social and personal. Knowing how to evaluate is an enriching but very difficult skill.

answer; have joints that fail from excess by early the accumulated effects of unnoticed infections,all of these things are possible for a person born without the ability to feel pain;