Who ever answers first gets ! trade in the vedic age led to a. the rise of kingdoms because of the importance of controlling land and long-distance travel routes b. the building of an extensive system of roads because of the difficult terrain c. the creation of a large banking class because of the need to exchange different currencies d. the development of a centralized government that controlled the economic decisions of its people

A. the rise of kingdoms because of the importance of controlling land and long-distance travel routes

Explanation:

The Vedic age was a period in which the kingdom economy was based on self independence or sufficiency. Everyone in the kingdom of the Vedic Aryans was supporting each other trade which limited the expansion of businesses.

However, as time goes by, the people get fed up with this system and were agitating for more economy growth. This resulted in the idea of changing goods with other locals which later increase production. This means of trade was known as Barter and due to transformation in the number of sales increase, there was a high demand in competition for land , water and other available resources.

The building of an extensive system of roads because of the difficult terrain

Explanation:

Road infrastructure is a vital link in a country's trade. This is not only the case with modern nations, but for hundreds of years throughout history, this has been one of the most critical factors. The development of trade in the Vedic period also brought with it the development of road infrastructure. Due to the varied relief, this was a challenging undertaking, as it was necessary to connect all major shopping centers with high quality.