The Signal( ) Operation in the Example Using JAVA Condition

Multiple Choice

The signal( ) operation in the example using JAVA condition variables ensures that the thread with the thread number turn

A) that is blocked on await( ) is unblocked.
B) that may be blocked on await( ) is unblocked.
C) does not block on await( ) even if hasn't yet called this function.
D) blocks on await( ) if it hasn't yet called this function.