On heating,chloric acid $(HClO_{3})$ decomposes to:

• A
  $HClO_{4}, Cl_{2}, O_{2}$ and $H_{2}O$
• B
  $HClO_{2}, Cl_{2}, O_{2}$ and $H_{2}O$
• C
  $HClO, Cl_{2}O$ and $H_{2}O_{2}$
• D
  $HCl, HClO, Cl_{2}O$ and $H_{2}O$