1, 2-dibromocyclooctane →^((i) KOH (alc.)) (ii) NaNH2 (iii)Hg^(2+) /H^+ (iv) Zn-Hg/H^+ P (Major product)

Question

\(1, 2 - \text{dibromocyclooctane} \xrightarrow[ {(ii)\ NaNH_2 \\ (iii) \ Hg^{2+} / H^+ \\ (iv) \ Zn -Hg/H^+ }]{(i) KOH (alc.)} \underset{\text{Major product}}{P}\)  'P' is

(1) 

(2) 

(3) 

(4) 

Answer 1

Correct option is: (2)