Question

A student is conducting research on the impact of humans on whooping crane populations in the North America. Which statement best supports the student’s claim that animals have been positively impacted by human intervention?(1 point)%0D%0AResponses%0D%0A%0D%0ACaptive-bred whooping cranes have been introduced to natural environments.%0D%0ACaptive-bred whooping cranes have been introduced to natural environments.%0D%0A%0D%0AAlthough the hunting of whooping cranes was criminalized, their numbers continued to decline.%0D%0AAlthough the hunting of whooping cranes was criminalized, their numbers continued to decline.%0D%0A%0D%0AIn the 1800s, North America was home to over 1,000 whooping cranes.%0D%0AIn the 1800s, North America was home to over 1,000 whooping cranes.%0D%0A%0D%0AIn the early 1900s, the U.S. and Canada jointly signed a migratory bird treaty.

Answer 1

"Captive-bred whooping cranes have been introduced to natural environments."

This directly shows a positive human intervention (captive breeding and reintroduction) that benefited the species.