An electrical power system consists of four major components with reliabilities of 0.99, 0.94, 0.92, and 0.95. In order to improve the reliability, a backup component of reliability 0.92 is added to Component 3. Compute and indicate the overall reliability of the system.
A. 0.87
B. 0.88
C. 0.99
D. 0.88
A. 0.87
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