Q:Write a multi-choice question for the following article, with the given choices and answer: Article: Happy Farm is an online game. It is very popular among people in China. The game offers you a piece of empty land and some seeds at first. You are like the farmer. If your land is small, you can spend some money to make it big. And you must harvest your things on the farm on time, or some other farmers will steal your fruits, vegetables, milk, eggs and so on. Of course, you can steal theirs. If you want to make money, you must sell your things out. Some Chinese websites have offered this game to its users. So far, it is said that about 16 million Chinese people are playing this game. Some people were so crazy that they even get up in the midnight to harvest their crops and steal others'. Happy Farm brings happiness to people. It is really a fascinating game. But it also brings many problems. It is reported that a baby died in a hospital just because the doctor didn't give him timely treatment. Do you know what the doctor was doing? He was playing Happy Farm! There are many stories like this. Options: A to harvest and steal crops B to chat with others C to sell their things out D to read news about this game Answer: A to harvest and steal crops Question:
A:
Many people are so involved in the game Happy Farm that they get up in the midnight _ .