1.On-screen controls are visually labelled with meaningful names which when taken out of context describe the control’s purpose2-a) The label must be in close proximity to the field and placed in an effective location for the layout of the screen.2-b) Field constraints of the field are announced properly via speech output:->Above the field for portrait->To the left of the field of landscape4. The label of the field is rendered properly via speech output and matches the labels on-screen text