单选题：Software safety is a quality assurance activity that focuses on

Software safety is a quality assurance activity that focuses on hazards that __. @[B](1)

A. affect the reliability of a software component
B. may cause an entire system to fail
C. may result from user input errors
D. prevent profitable marketing of the final product




A.affect the reliability of a software component
B.may cause an entire system to fail
C.may result from user input errors
D.prevent profitable marketing of the final product


答案：B