Which of the following statements regarding the functions offered by CCMS-based monitoring are true? (Choose two)

Which of the following statements regarding the functions offered by CCMS-based monitoring are true? (Choose two)
A . It is possible to monitor more than one SAP system by using the functions offered by CCMS monitoring.
B . Correctly configured threshold values to be used for monitoring purposes can be switched by using operation modes.
C . You need a special key (generated within SAP Solution Manager) to create your own monitor definitions in transaction RZ20.

Answer: A,B