Two processes are running in a system where Complete Fair Scheduling is used. Process A$\text{'}$s priority is higher than process B$.$ After running $500$ millisec for each, what are the virtual runtime of both processes? Choose the option with most likely values.

$500$ms for A$,$ and $500$ms for B

$250$ms for A$,$ and $750$ for B

$750$ms for A$,$ and $250$ms for B

$1$ sec for A$,$ and $1$ sec for B