1-C. They are the least careful about security when using SNS.They are the least careful about security when using SNS.
彼らは、最小の注意を払っています、セキュリティに関するダヨ、SNSを使用するときダヨ。
2-C. Mr. Zhang: Well, just between you and me, I heard he will become the new security chief.Mr. Zhang: Well, just between you and me, I heard he will become the new security chief.