Which compound can be purified by dissolving it in a minimum volume of hot water and allowing the solution to recrystallise on cooling?
Propan-2-ol\text{Propan-2-ol}Propan-2-ol
Benzoic acid\text{Benzoic acid}Benzoic acid
Ethyl ethanoate\text{Ethyl ethanoate}Ethyl ethanoate
Phenylamine\text{Phenylamine}Phenylamine