Using the Windows scheduling algorithm, determine the numeric priority of each of the following threads.
a. A thread in the $REALTIME$_$PRIORITY$_$CLASS$ with a relative priority of $NORMAL$
b. A thread in the $ABOVE$_$NORMAL$_$PRIORITY$_$CLASS$ with a relative priority of $HIGHEST$
c. A thread in the $BELOW$_$NORMAL$_$PRIORITY$_$CLASS$ with a relative priority of $ABOVE$_$NORMAL$