(i) Public meeting was organised at Jailianwala bagh on Baisaki day.
(ii) The only entrance to the park was opened.
(iii) Martial law was imposed in Amritsar after the incident.
(iv) Leaders renounced their titles and honours.
(a) (i) and (ii) are correct
(b) (ii) and (iii) are correct
(c) (ii) and (iv) are correct
(d) (i), (iii) and (iv) are correct