题目内容
(请给出正确答案)
[单选题]
SMS的英文全称是()?
A.SafetyManagementSystem
B.SafetyMessageSystem
C.SecurityManagementSystem
D.SafetyMeasurementSystem
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A.SafetyManagementSystem
B.SafetyMessageSystem
C.SecurityManagementSystem
D.SafetyMeasurementSystem