Six flats on a floor in two rows facing North and South are allotted to $P, Q, R, S, T$ and $U$.
$(i)$ $Q$ gets a North facing flat and is not next to $S$.
(ii) $S$ and $U$ get diagonally opposite flats.
(iii) $R$,next to $U$,gets a South facing flat and $T$ gets a North facing flat.
Which of the following combinations get South facing flats?

• A
  $QTS$
• B
  $UPT$
• C
  $URP$
• D
  Data inadequate