In the following reaction, products $x$ and $y$ respectively, are
$P_4 + 10 SO_2Cl_2 \longrightarrow x + y$

• A
  $PCl_3$ and $S_2Cl_2$
• B
  $PCl_5$ and $SO_3$
• C
  $PCl_5$ and $SO_2$
• D
  $PCl_5$ and $S_2Cl_2$