Question: A semaphore puts a thread to sleep: A. if it increments the semaphore's value above 0. B. until another thread issues a notify on the

A semaphore puts a thread to sleep:

A. if it increments the semaphore's value above 0.

B. until another thread issues a notify on the semaphore.

C. if it tries to decrement the semaphore's value below 0.

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