When the State for a Dispatcher Object Moves to Signaled

Multiple Choice

When the state for a dispatcher object moves to signaled, the Windows kernel

A) moves all threads waiting on that object to ready state if the dispatcher object is a mutex object.
B) moves a fixed number of threads (possibly greater than one) waiting on that object to ready state if the dispatcher object is a mutex object.
C) moves all threads waiting on that object to ready state if the dispatcher object is an event object.
D) moves a fixed number of threads (possibly greater than one) waiting on that object to ready state if the dispatcher object is an event object.