Why is CCS better than in-band signaling methods?
A) the speed at which the call is set up or torn down is reduced
B) fraudulent calls are nearly eliminated
C) it has the ability to carry information from external databases
D) all of the above

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The Answer of Why is CCS better than in-band signaling methods?
A) the speed at which the call is set up or torn down is reduced
B) fraudulent calls are nearly eliminated
C) it has the ability to carry information from external databases
D) all of the above

Why Is CCS Better Than In-Band Signaling Methods