question_answer

The IUPAC name of \[C{{H}_{3}}-\underset{C{{l}_{{}}}\,}{\mathop{\underset{|\,\,\,\,}{\mathop{C=}}\,}}\,\underset{C{{H}_{3}}\,}{\mathop{\underset{|\,\,\,\,\,\,}{\mathop{C\,-}}\,}}\,\underset{{{C}_{2}}{{H}_{5}}\,}{\mathop{\underset{|\,\,\,\,\,\,\,\,\,}{\mathop{CH-\,}}\,}}\,C{{H}_{2}}-C\equiv CH\]  is [MP PET 1997]

A) 6-chloro-4-ethyl-5-methyl-hept-5-en-1-yne

B) 6-chloro-4-ethyl-5-methyl-hept-1-yn-5-ene

C) 2-chloro-4-ethyl-3-methyl-hept-2-en-6-yne

D) 2-chloro-4-ethyl-3-methyl-hept-6-yn-2-ene