President John F. Kennedy's Presidential Panel on Mental Retardation had four significant components. Select all that apply. identification of legal and human rights increased public awareness environmental and biomedical prevention recognition and treatment.

The four significant components of President John F. Kennedy's Presidential Panel on Mental Retardation include: 1. **Identification of legal and human rights** - This component focused on ensuring that individuals with mental retardation were recognized and protected under the law, advocating for their rights. 2. **Increased public awareness** - This aimed to educate the public about mental retardation, reducing stigma and promoting understanding. 3. **Environmental and biomedical prevention** - This component emphasized the importance of preventing mental retardation through environmental and biomedical means, including research into causes and prevention strategies. 4. **Recognition and treatment** - This focused on the need for proper recognition of mental retardation and the development of effective treatment and support systems for affected individuals. All four components are significant aspects of the panel's work.