Arrange the following in correct order of acidic strength:
I) `CH_(3)-NO_(2)` II) `NO_(2)-CH_(2)-NO_(2)` III) `CH_(3)-CH_(2)-NO_(2)` IV) `NO_(2)-undersetunderset(NO_(2))(|)(CH)-NO_(2)`

Options

A. Iv `gt` II `gt` I `gt` III
B. IV `gt` II `gt` III `gt` I
C. III `gt` I `gt` II `gt` IV
D. III `gt` I `gt` IV `gt` II

Answer

A

Explanation

More is number of EWG