Which of the following is true about the concept of impairment, disability, and handicap based on the ICF (International Classification of Functioning) model?
1
Impairment refers to the functional limitations arising from a disability, while disability and handicap are synonymous terms.
2
Disability is an umbrella term that encompasses impairment, disability, and handicap.
3
Handicap is the social and environmental factors that hinder participation, while impairment refers to a biological condition.
4
Impairment, disability, and handicap are distinct but overlapping concepts with no relationship to one another.