What is the most important role of the ecosystems of the andes?
question 21 options:
keep the environment stable and reduces air pollution
reduce the chance of floods, desertification, and landslides
regulate the availability of freshwater
all of the above

All of the above choices are most important roles that the ecosystems of the Andes play. These are: (1) Keeping the environment stable and reducing air pollution, (2) Reducing the chance of floods, desertification, and landslides, and (3) Regulating the availability of freshwater. These are all important in order to keep a balanced and healthy ecosystem for all.

The war began as a fight between mayans and the landowners of the country. the main causes of the guatemalan civil war was started by the greed of the united fruit company, the fear of communism, and the racism toward the  mayan  people.

Just do the math, then think