In case of Cargo Fire, the Cargo Fire (FWD / AFT) Warning Lights are illuminated red.
A.A.At least one detector in each loop detects smoke (with power failed in one loop, at least one detector on the remaining loop detects smoke)
B.B.At least one detector in each loop detects smoke
C.C.At least one detector in each loop detects smoke or fire condition
正确答案是A