A-A+
听材料 回答下列问题：A.By developing advanced technology
问题详情
听材料，回答下列问题：
A.By developing advanced technology.
B.By providing financial support.
C.By installing government-certified software.
D.By protecting their trade secrets well.请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：D
Howcanprivatecompanieshelpfightagainstcyberthreats,accordingtotheattorneygeneral?A．Bydevelopingadvancedtechnology.B．Byprovidingfinancialsupport.C．Byinstallinggovernment-certifiedsoftware.D．Byprotectingtheirtradesecretswell.详解短文中提到，美国检察长呼吁私人公司大力合作，与网络犯罪相对抗，他特别提到了商业秘密需要很好的保护这一条，故答案为D．。
