The following description about the composition of the SOM system, which is wrong?

The following description about the composition of the SOM system, which is wrong?
A . The intelligent management software SOM is integrated on the U2000.
B . The SOM system is composed of a hardware part and a software part.
C . Spectral analysis type single board, optical amplification single board, used to obtain optical performance data, and conduct ongoing monitoring of optical signals without interrupting business.
D . The software part completes real-time monitoring and real-time reporting of the optical performance of the network, and performs related adjustment operations.

Answer: D