Question

Which line most clearly shows the conflict in this text?
At once began to rise the cries that were fiercely sad—cries that called through the darkness and cold to one another and answered back.

At midday the sky to the south warmed to rose-colour, and marked where the bulge of the earth intervened between the meridian sun and the northern world.

The grey light of day that remained lasted until three o'clock, when it, too, faded,...

Breakfast eaten and the slim camp-outfit lashed to the sled, the men turned their backs on the cheery fire, ...