What are the initial distance vectors for router $\text{'}$u$\text{'}?$A$.$All can't be determined.B$.$Router W are: $($u$,$v$,$w$,$x$,$y$)=(0,9,$x$,$x$,$x$)$ where x is C$.$Router W are: $($u$,$v$,$w$,$x$,$y$)=(0,14,1,$x$,$x$)$ where x is D$.$Router W are: $($u$,$v$,$w$,$x$,$y$)=(0,$x$,$x$,$x$,$x$)$ where x is