In order to control the access of a specific interface to the caller, an application confirms that the visitor has the required permissions through verifyCallingPermission. Which of the following descriptions is correct?
A.
If verifyCallingPermission returns a value of 0, the service is not provided
B.
If the caller does not have permission, the service will not be provided
C.
If verifyCallingPermission returns a value of -1. then the service will be provided
D.
If the caller's permission verification is passed, the service will be provided
Chosen Answer:
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