Question

3. Hyperconjugation involves delocalisation of
(i) electrons of carbon-hydrogen o bond of an alkyl
group directly attached to an atom of unsaturated
system
(i) electrons of carbon-hydrogen o bond of alkyl group
directly attached to the positively charged carbon
atom.
(iii) 1-electrons of carbon-carbon bond
(iv) lone pair of electrons​

Answer 1

Answer is 1st option is correct