28. a) Does this person have a VA service-connected disability rating?
[] Yes (such as 0%, 10%, 20%, ... , 100%)
[] No SKIP to question 29a
b) What is this person's service-connected disability rating?
[] 0 percent
[] 10 or 20 percent
[] 30 or 40 percent
[] 50 or 60 percent
[] 70 percent or higher