"[The Mongols] had to adopt new methods of making war. They learned the art of siege warfare. Siege warfare means cutting off a [region) from the outside world so it cannot receive supplies of
food or fresh troops." This form of warfare allowed the Mongols to effectively attack which type of
region?

The correct answer to this open question is the following.

This form of warfare allowed the Mongols to effectively attack larger regions as was the case of the Russian territory. Indeed, Mongols managed to conquer Russia during the winter. This was an impressive feat.

Although the Mongols were known to be fierce warriors and had an impressive army, the harsh cold winter of Russia can be extreme. No big deal for the Mongols and the great strategies to fight a war. One of his most impressive strategies: siege warfare.

Historians considered that the army that invaded Russia consisted of approximately 150,000 soldiers. From Turkey to Hungary, the Mongols decided to attack and capture the region of Kyiv after winning every battle.

The Mongols also established "Pax Mongolia." During that time, goods and ideas flowed between Asia and Europe, and knowledge about Chinese inventions, such as the compass and movable type, impacted life for Europeans. The conquest of Mongols initiated an era of peace and prosperity in Eurasia during the 13th and 14th centuries. The name of this period was Pax Mongolia.

answer; cattle ranching on the savanna,and forestry in the amazon;

the answer is b, encourage free trade