The IUPAC name of
`CH_(3)-underset(Cl)underset(|)C=underset(CH_(3))underset(|)C-underset(C_(2)H_(5))underset(|)CH-CH_(2)-CequivCH`
A. 6-Chloro-4-ethyl-5-methylhept-5-en-1-yne
B. 6-Chloro-4-ethyl-5-methylhept-1-yne-5-ene
C. 2-Chloro-4-ethyl-3-methylhept-2-ene-6-yne
D. 2-Chloro-4-ethyl-3-methylhept-6-yne-2-ene
