It depends on the country. Some countries have respect for their enemies and would return bodies of fallen soldiers. Others would keep them as trophies. It completely depends on the country.
1. La calzada romana
uso:destacaban la movilización de grandes ejércitos con una rapidez nunca vista
Hormigón
uso:permitió que los edificios construidos no estuvieran solamente hechos de piedras apiladas y mortero.
Its the 3rd one. they made terraces in the mountains to create more farmable land
Answer:they can do whatever they want and that how they feel
Explanation: