In the following reaction,assign the correct category for the underlined atom in the product of complete hydrolysis at $R.T.$:
$H_3\underset{-}{P}O_5 + H_2O \longrightarrow H_3PO_4 + H_2O_2$

• A
  If product is oxy acid with $-ic$ suffix
• B
  If product is oxy acid with $-ous$ suffix
• C
  If product are two oxy acids one with $-ic$ suffix and other one with $-ous$ suffix.
• D
  If product is not oxy acid,neither with $-ic$ suffix nor with $-ous$ suffix.