The tactic that Filipino insurgents use to undermine American power is: <span>C. guerilla warfare
Guerilla warfare is a warfare strategy where the troops are hiding within the terrains (usually they're familiar with the terrain) and obtain advantages toward the enemy using the element of surprise</span>
They turned from reason to emotion and society to nature.
The columbian exchange is quite important. This "event" was named after Christopher Columbus and this was used to transfer plants, animals, some culture products or what people used, technology, and pretty much the very basic yet important key things that many people needed. These were all exchanged from America to West Africa, and I believe the Old world. I can't really get the times. But this is the basic information needed.
Have a nice day.
