The dominant language of south america is

What are the answers for the following questions?

Formidable obstacles of climate, terrain, and distance hinder exploitation of natural resources in russia. true false

If you were a casual recreational hiker with young children, which of the following trails would be least strenuous for a leisurely family outing? a. merced lake trail b. mirror lake loop trail. c. tenaya lake and tuolumne meadows trail d. el capitan trail