A Worklight mobile application named test has the following code:
What is the cause of this behavior?

A.
The server is unreachable.
B.
The heartBeatIntervalInSecs is set to a value that is too low.
C.
The heartBeatIntervalInSecs is set to a value that is too high.
D.
The serverSessionTimeout value needs to be set to a value lower than
heartBeatIntervalInSecs.
Explanation: