13.Modern farming method requires more amount of capital investment. Small farmers have to pay higher rate of interest on money borrowed because i. They have to borrow from large farmers or village money lenders or the traders who supply various inputs for cultivation
ii. The risk profile of small farmers is very high
iii. Both (i) and (ii)
iv. None of These

iv

Explanation:None of these

first, the romans stayed isolated because they had to defend their own territories from neighboring cities that were harassing them, like the etruscans. second, once the romans managed to defeat their neighbors, and started to expand their territory, they started to build roads and bridges. finally, now that the romans have covered their territory with roads functioning as highways, they could mobilize their legions faster to assemble larger military units in a specific place.

no because it could make the world a terrible place to live in.