Which one of the following is wrongly matched [KCET 2004]

• A.                 Saponification of\[C{{H}_{3}}COO{{C}_{2}}{{H}_{5}}\]? Second order reaction
• B.                 Hydrolysis of \[C{{H}_{3}}COOC{{H}_{3}}\]? Pseudo uni-molecular reaction
• C.                 Decomposition of \[{{H}_{2}}{{O}_{2}}\] ? First order reaction
• D.                 Combination of \[{{H}_{2}}\]and \[B{{r}_{2}}\] to give \[HBr\] ? Zero order reaction