Answer:
Arteriosclerosis obliterans is a disease which affects the small arteries of the lower body and the abdominal aorta which causes ischemic symptoms of the lower limbs.
The questions could be if the person ever has the ischemic ulcers in the history and the or evidence related to the poor circulation in the legs.
In the given question since the options are not provided therefore based on the knowledge, the most possible questions asked would be related to the symptoms, poor circulation and history of the ulcers in the leg.