Write a multi-choice question for the following article, with the given choices and answer: Article: It seems that Great Wall is the place to rock. There will be two parties held on the Great Wall this month. Great Wall I The latest Great Wall party is sponsored by the Club and electrobeat and held at Jinshanling. Local DJ Mark ,as well as guest Slab from Australia ,Usami and Bobby from Hong Kong will spin the sounds. All drinks are priced at 20 yuan($2.4). Tickets:200 yuan($24), including bus ride there and back plus entrance fee to the Great Wall. T/D: 8 p.m. to 2 a. m., Sept.20. Pre-sale tickets are available at: Public Space: 6416-0759 Neo Lounge: 6416-1077 Location: Buses leave at 5 p.m. on Saturday ,Sep. 20 from Neo Lounge, 99 Xinfuncun Zhonglu, Sanlitun, Chaoyan District. For more info: www. elektrobeat.com Great Wall II The other party at the end of this month at Jinshanling will be kick-started with live performances by Askar, Brain Failure, Longkuan, Supermarket, Mr.Zhou, Beijing Talking and the Yi band. Dance till dawn to the groovy sounds of DJs Ben ,Mickey Zhang ,Will, Cheese, Gao Hu and Huang Weiwei. T/D: 8 p.m. to 2 a.m. ,Sept. 27. Tickets: 350 yuan($42)or 300 yuan($36) for groups of 10 or more, 500 yuan ($60) at the door and VIP tickets 800 yuan($72), transportation included.. Location: Buses depart from the north gate of Workers, Stadium at noon, 2 p.m., 4 p.m., Sept. 27. For more info: contact Li Zhenhua at lzh@msgp.org or call 133-2119-1731. Options: A You have to pay extra money for entering the Great Wall with a ticket. B You have to use a computer to get the details about Great Wall Rock. C You have to pay extra money for bus ride with a ticket. D It is at least 4 hours, ride from Neo Lounge to Jinshanling. Answer: B You have to use a computer to get the details about Great Wall Rock. Question:
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Which is true according to the text?