The answer would be B. Arable Land
Answer:
El ciclo del agua es el viaje continuo que el agua toma desde el mar, hacia el cielo, hacia la tierra y de regreso al mar. El movimiento del agua alrededor de nuestro planeta es vital para la vida, ya que es compatible con plantas y animales.
One big challenge that has recently immersed is Turkey making a dam in the euphrates river. This river runs through syria, iraq, kuwait, and parts of jordan. If turkey continues with this project the river will soon dry up and possibly lead to more wars in the area.
I believe the answer is the last option
What would happen? The ecosystem would remain stable because the red-tailed hawk would be replaced by increasing populations of elf owls as apex consumers. Food web is the network of different food chains operate in any ecosystem. A food chains consists of producer and different consumers. Apex predators (top carnivores) are top consumers. In a given image of food web of a desert ecosystem, red-tailed hawks are an apex consumer. If red-tailed hawks are removed from the given food web, the populations of elf owls will increase due to unavailable their predator and elf owls will become apex consumers and the ecosystem would remain stable.