The number of sigma $(σ)$ and pi $(π)$ bonds in pent$-2-$en$-4-$yne is
- A$10\sigma$ bonds and $3\pi$ bonds
- B$8\sigma$ bonds and $5\pi$ bonds
- C$11\sigma$ bonds and $2\pi$ bonds
- D$13\sigma$ bonds and $1\pi$ bond
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