单项选择题
After a period of time, Gulliver desires to be released from his confines. The King agrees but only under a certain number of conditions. Which of these is not, in essence, one of the conditions?A、He must help produce the food and liquid that he will use for personal consumptionB、He must aid Lilliput against its enemy by helping to destroy the enemy's fleetC、He must make warning before entering into the metropolis, so the population can confine themselves to their quartersD、He must not trample upon any citizens, their horses or their carriages