参考答案：B

解析：

[听力原文] Inside this court room today Jason Mclean appeared in front of the judge for the first time in his life. He’s never been in trouble until this point, but now he faces first-degree murder. In shackles, showing no emotion, Mclean stands up. "This is an interesting case. It’s all I can say." Interesting but most of all tragic for those involved, Mclean’s mother wipes away tears. Her son will remain behind bars from now. "During the headlights, just sitting and stunt, in sigh. He really doesn’t comprehend what’s happening right now." Defensive attorney Bruce Parkston could lay out the case as a crime of passion. Jason’s family says Erin Mclean, an intern-teacher at West High, was having an affair, an affair with Senior Shean Paul, a student at West High. Police say Mclean shot Paul in the head as he sat inside a vehicle outside Mclean’s home. [难点] 回答本题的关键在于听懂这句话：Jason’s family says Erin Mclean, an intern-teacher at West High, was having an affair, an affair with Senior Shean Paul, a student at West High. Police say Mclean shot Paul in the head as he sat inside a vehicle outside Mclean’s home．