Match the following:

Column $I$	Column $II$
$A$. $Bi^{3+} \longrightarrow (BiO)^{+}$	$P$. Heat
$B$. $[AlO_2]^{-} \longrightarrow Al(OH)_3$	$Q$. Hydrolysis
$C$. $SiO_4^{4-} \longrightarrow Si_2O_7^{6-}$	$R$. Acidification
$D$. $(B_4O_7^{2-}) \longrightarrow [B(OH)_3]$	$S$. Dilution by water

• A
  $A-Q; B-R; C-P; D-Q, R$
• B
  $A-P; B-Q; C-R; D-Q, R$
• C
  $A-Q; B-R; C-Q; D-R, P$
• D
  $A-Q; B-P; C-S; D-R, Q$