单选题
What field of television is intended for specific groups?
【正确答案】
D
【答案解析】[试题分析] 本题考查学生对文章第四段内容的理解。 [详细解答] 本题可以从第四段第三句话中直接得出答案。“nonbroadcast television,through which provides for the needs of individuls or specific interest groups...”非广播电视是为个人或特定的利益集团提供的……