Questions 28 to 30 are based on the following news. At the end of the news item, you will be given 15 seconds to answer the questions. Now, listen to the news. Why does the report say that Howard Zinn is a political activist
A．He wrote "The Catcher in the Rye". B．He lectured widely. C．He was close friends with Linguist and political activist Noam Chomsky. D．He was heavily involved in US civil rights and anti-war movements.