Locomotor Disability refers to a persons inability to execute distinctive activities associated with the movement of self and manipulation of objects resulting from affliction of the musculoskeletal and/or nervous system.Persons with locomotor disabilities face difficulties to use one or more of their extremities or may have a lack of strength to walk, grasp, or lift objects.A locomotor disability could be the result of disease, injury, or malformation of bones, joints, muscles, nerves, spinal cord, and brain. This may be Congenital or acquired.People with locomotor disabilities are not able to use their muscles and bones, so they are not able to do activities such as object shifting, object holding, etc.Hence option (3) is the correct answer.Important Points Some common conditions that can cause locomotor disability areSoft TissuesMuscular DystrophiesDwarfismSpinal InjuriesInjuries of HeadAmputationFractures.Additional Information Some Other Common Learning Disabilities in Children:DisabilityRelated toDyscalculiaCalculationDysgraphiaWritingADHDAttention Deficit Hyperactivity DisorderDyslexiaReadingAutismSocial Interaction