题目内容：
听音频，{MP3:http://wximg.233.com/attached/media/20160926/20160926135209_2217.mp3}回答题
What is an obvious answer that many companies warn to sponsor big sportsevents7 A．Because they get known worldwide.
B．Because they want to be the principal sponsor of an event.
C．Because sponsorship can help finns to save money.
D．Because companies can claim expenditures on sponsorship against theamount of tax owed.
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答案解析：