Step 1 The user can focus on the radio button list by using the TAB key of the keyboard.

Step 2 The user can navigate through the radio buttons list by using the UP/DOWN arrow keys of the keyboard.

Step 3The user can select the value of the radio buttons list within the issue by using the ENTER key of the keyboard.

Step 4 The user can refocus on different radio button by using the UP/DOWN arrow keys and select the other radio button within the issue by using the ENTER button of the keyboard.