[Solved] Karen is taking her son David for an assessment concerning a potential diagnosis of autism. They are most likely to be assessed by a A) speech and language specialist. B) psychiatrist. C) multidisciplinary team. D) social worker. E) psychologist. Visible Structure: The physical or organizational form of something as it appears to the naked eye. Organism's: Refers to any individual living entity, from single-celled microorganisms to plants and animals, including humans. Observable Characteristics: Traits or features that can be seen or measured directly. Phenotype: The set of observable characteristics of an individual resulting from the interaction of its genotype with the environment.