Given below are four jumbled sentences. Pick the option that gives their correct order.
A:"Impossible," said the people when they heard the condition.
B: The Emperor offered a reward of 1000 gold coins to any man who could come to the palace observing the following condition.
C: Just then a villager came carrying a string cot over his head and claimed the prize.
D: The man had to walk in the sun without an umbrella but he had to be in the shade at the same time.