An old man with steel rimmed spectacles and very dusty clothes sat by the side of the road. There was a pontoon bridge across the river and carts, trucks, and men, women and children were crossing it. The mule-drawn carts staggered up the steep bank from the bridge with soldiers helping push against the spokes of the wheels. The trucks ground up and away heading out of it all and the peasants plodded along in the ankle deep dust. But the old man sat there without moving. He was too tired to go any farther.
Read the extract given below and answer the question that follow.
What does the reference to the old man in the beginning and the end of the passage indicate?
The author through the reference to the old man in the beginning and the end of the passage intends to bring the figure of the old man under a sharp focus.