After the terrorist attacks of September 2001, the US shifted it

After the terrorist attacks of September 2001, the US shifted its attention to ________.
A、cultural assimilation
B、economic development
C、religious tolerance
D、domestic security
【正确答案】:D
【题目解析】:The terrorist attacks of September 2001 shifted the country’s attention away from the struggling economy to the problem of domestic security. 参见教材P228。