1- Describe the special interface needs of children, older adults, and people with disabilities. 2-Describe how the principle of consistency can be applied to interface navigation, display organization, and data entry. 3-Describe design characteristics that help prevent user errors and make them easier to correct. 4-What is rapid contextual design? Describe the steps Instructions The work should be in your own , coping from other resources is unacceptable. Use Times New Roman font .