Which two functions are provided by the Java-based computer telephony applications API? (Choose two.)
A. Provide call blocking and screening for applications.
B. Provide analytics about Cisco Unified Communications Manager endpoints and users.
C. Control and observe Cisco Unified Communications Manager phones.
D. Route calls by using computer telephony integration ports and route points (virtual devices).
E. Allow provisioning of Cisco Unified Communications Manager endpoints and users.
