A person stood alone in a desert on a dark night and wanted to reach his village which was situated 5 km east of the point where he was standing. He had no instruments to find the direction but he located the polestar. The most convenient way now to reach his village is to walk in the

1. The Polestar (Pole Star or North Star) is always positioned approximately above the geographic North Pole. 2. Therefore, locating the Polestar allows one to determine the direction North. 3. The person wants to reach his village which is 5 km East of his current location. 4. If the person faces the Polestar (i.e., faces North), then the direction to their right is East, the direction to their left is West, and the direction opposite to the Polestar is South. 5. To walk East, the person needs to walk in such a way that the North direction (indicated by the Polestar) is always to their left. 6. Option (A) means walking North. Option (B) means walking South. Option (C) means walking East. Option (D) means walking West. 7. Thus, the most convenient way to reach the village is to walk in the direction keeping the polestar to his left.