Questions 21 and 22 are based on the following news. At the end of the news item, you will be given 10 seconds to answer the questions. Now, listen to the news. According to this news, what is the main point of the debate over immigration reform
A．What to do about the eleven million people who are living in the US illegally B．Should the US open its door to more skilled workers C．Should the Congress get employers to hire more American citizens D．Should the American employers move more jobs to other countries