The new technological revolution in Am

问题：

[单选] The new technological revolution in American newspapers has brought increased issue volume, a wider range of publications and an expansion of newspaper jobs.

A . manipulation
B . reproduction
C . circulation
D . penetration

参考答案：C

参考解析：

【答案】C
【解析】circulation可表示书报的发行量，如：a newspaper with a daily circulation of 500，000．日发行量为50万份的报纸。可用于本题。manipulation“操作”；reproduction“再生产”；penetration“穿透”。此三项均不合题意。