Explanation:

A. custom may be defined as a binding rule of conduct established by long usage which is obligatory to observe on the part.. of the persons who come within its spheres. A valid custom contains the force of law. Customs . may be . general, particular or local General customs are applicable in the entire . country, particular customs are applicable to particular class of people, and local customs are applicable to certain part of the,country. Antiquity, continuance, peaceable enjoyment, matter of right, certainty, consistency, reasonableness, compulsory observance, conformity. with statute law are some of the essentials of a custom. According to Historical School ofjurisprudence, custom is the source of law and above legislation and precedent whereas according to analytical school custom can become law when it is adopted by the sovereign or is expressed in the form of a precedent.