The following description of the APM benefits of HUAWEI CLOUD Application Performance Management is wrong?

APM opens the operation and operation data query interface, performance indicators, and collection standards, and supports independent development

C. APM supports 100 million call chain service throughput, which can monitor the number of calls, response time, and error times in all aspects according to the call situation of the application, visually restore the execution trajectory and status of the service, and assist in quickly delimiting performance and faults

APM adopts intrusive performance data collection, and only a small amount of service code needs to be modified to easily access APM