Solution:The Mauryan economy was based on agricultural production, metallurgy, textile industry, well excavation (bavadi), etc. Kauțilya considered agriculture to be the best industry. The iron industry (metallurgy) was also in a highly developed state during the Mauryan period. The Greek writer Curtius mentions swords made of white iron. The most important industry during this period was spinning and weaving. In the Arthashastra, yarn production (textile industry) is described as a state industry. Lakes, ponds, canals, and wells (bavadi) were used for irrigation during the Mauryan period.