Which is of the following statement(s) is/are correct ?
i) Organic compound containing nitrogen and sulphur gives Lassaigne’s test colour of solution is blood red.
ii) Phenol does not react with $NaHC{O}_3$.
iii) Aliphatic primary amine reacts with Hinsberg’s reagent and the obtained product is soluble in $NaOH$ solution.

iv) Acetaldehyde and acetone react with dilute $NaOH$ and gives four crossed aldol products.