Ⅰ.阅读理解
阅读下列短文，从每题所给的四个选项(A、B、C、D)中，选出最佳选项。
A
While we are on the subject of crime，our listener question this week comes from Mohamad Firouzi in Iran.He wants to know about the history of Alcatraz Island and the prison that once operated there.
Alcatraz Island is in the harbor of San Francisco，California.It is best known for being a federal prison，which was also called “The Rock.” It was once the most famous prison in America.
