Answer - There is no doubt that for the operation of the Maurya Empire, it was very important to maintain the smooth flow of traffic through both land and rivers. It used to take weeks or months to travel from the capital to the provinces. In such a situation, arrangements for food and drink and their security would have to be made for the travelers. For this, the army must have been a major means of security. Megasthenes has mentioned a committee and six sub-committees for conducting military activities. (i) The work of one of these sub-committees was to operate the navy. (ii) The other used to operate transport and food. (iii) The work of the third was to conduct the foot soldiers. (iv) The work of the fourth was handled by horsemen, the fifth by charioteers and the work of sixth by elephants. The second subcommittee had several tasks; Such as arranging bullock carts for carrying equipment, arranging food for soldiers and fodder for animals and appointing servants and craftsmen to take care of soldiers. It was necessary to stay.