18.- Es producto de las condiciones de vida de muchas sociedades en espacios y tiempos distintos, cada una ha creado saberes, definido valores y establecido religjones, lenguas, etc.
a) El hedonismo
b) La diversidad cultural
c) El consumismo
d) La Unesco

17. the soil erosion pictured here is the result of what? a. harvesting renewable resources at a rate greater than the sustainable yield b. a mudslide caused by excessive rains c. harvesting renewable resources at a rate lower than the sustainable yield d. the transition between geologic eras and eons

Hurricanes a. usually form over land b. usually intensify over land c. gain strength from ocean heat d. usually form over the poles

The creation of the trans-siberian railway allowed people to travel across russia. how could this railway impact russian culture?