PLZ HELP What is the South American word for mountains?

cotopaxi
cordillera
altiplanos
sierras

Need it now explain gorbachev’s policy of glasnost. how did this policy change the soviet union?

What spanish colony gained its independence in part due to the efforts and sacrfice of a village priest named father hidalgo? a. argentina b. venezuela c. mexico d. peru answer asap

4. argument take the perspective of a foreign soldier volunteering to serve in the united states in the fight against the british. write a letter to family back home explaining why you have decided to risk your life in this cause.