Questions 23 and 24 are based on the following news. At the end of the news item, you will be given 10 seconds to answer the questions. The daily discount website Groupon ______.
A．offers daily discounts to members on every item B．is typically available for a limited number of buyers for any time C．takes a commission of at least 30 ~fro from the merchants D．has 83 million members in 23 countries