Which of the following statement about enterprise steal cause is false?

Which of the following statement about enterprise steal cause is false?
A . user A illegally registered to Unified Gateway B, direct dial outsiders user
B . In this process, the illegal users do not pay any call charges, resulting in phone steal.
C . non-company personnel user B call the company VU (unified gateway A located company), when they heard the voice prompts, or other secondary dial-up prompt, user B direct dial domestic long-distance number, the call is connected. In this process, the user B need only pay local call charges and the cost of long distance calls generated by the company to bear, resulting in phone steal.
D . non-company personnel user C dial "unified gateway A to the Unified Gateway B relay prefix + long distance prefix in Unified Gateway B + long-distance numbers " out.
E . company staff users D in non-working time dial international long distance phone call.

Answer: D