Define the

The term ‘telecommunication’ can be defined as the modern technique used for sending messages within few seconds even over long distances anytime and anywhere. The use of this method is associated with development of modern technology which has brought about a revolutionary change in the speed with which messages can be exchanged reducing the time from weeks to minutes.

OR

The term ‘retail trading’ can be defies as the business activity concerned with selling goods directly to the consumers which is mainly conducted through fixed establishments. Other forms of retail trading are the non-store ones like small shops, street peddling, handcarts, trucks, telephones, vending machines, mail-order, door-to-door etc.