Intellectual disability refers to the disability of the mental functions which are characterised by the low or limited approach to thinking, learning, reasoning and the problem solving abilities.
The intellectual disability also involves the limitations in the adaptive behaviour which interfere with the social learning and skills.
The etiology term is used by the doctors to know the origin of the way the things are now. The etiological perspective fro intellectual disabilities therefore is the result of wither the biological defects in the brain or some disease.
Thus, Etiological perspective is the correct answer.
Explanation: Waves move in that kind of up and down motion, a circuit is a straight line with energy flowing through it, a magnet is a pulling effect and a prism is a shape, not necessarily a motion.
Wrongful life is the term used for the claim initiated by the parent based on the harm or injury brought upon a child at birth either due to negligence of the health caregiver or health facilities
What is being witnessed is mitosis. That includes your general interphase, anaphase, telophase, metaphase, cytokinesis, etc. These are all part of cell division.