The compounds that will give an isomer of 2; 2-dimethyl propane on catalytic hydrogenation are [AMU 1999] (1) \[C{{H}_{3}}CH=\underset{C{{H}_{3}}}{\mathop{\underset{|\,\,\,\,\,\,\,\,\,}{\mathop{C\,\,-\,\,}}\,}}\,C{{H}_{3}}\] (2) \[C{{H}_{3}}CH=CHC{{H}_{3}}\] (3) \[\overset{\begin{smallmatrix} \,\,\,\,\,\,\,\,\,\,\,\,\begin{matrix} {} & H \\ \end{matrix} \\ \,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,| \end{smallmatrix}}{\mathop{C{{H}_{3}}C}}\,=CHC{{H}_{2}}C{{H}_{3}}\] (4) \[C{{H}_{3}}\underset{C{{H}_{3}}}{\mathop{\underset{|\,\,\,\,\,\,}{\mathop{C\,\,\,}}\,=}}\,\underset{C{{H}_{3}}}{\mathop{\underset{|\,\,\,\,}{\mathop{C\,}}\,-}}\,C{{H}_{3}}\]

• A. 1 and 4
• B. 2 and 4
• C. 1 and 3
• D. 1 and 2