Captive breeding
A. has allowed for the reintroduction of many species to areas from which they had disappeared.
B. has advanced to the point where biologists believe it can be used to save most endangered species.
C. can work for animals but is generally not used for endangered plants.
D. is the main conservation technique used to try to save endangered species from extinction.
Answer:A
Captive breeding
A. has allowed for the reintroduction of many species to areas from which they had disappeared. B. has advanced to the point where biologists believe it can be used to save most endangered species. C. can work for animals but is generally not used for endangered plants. D. is the main conservation technique used to try to save endangered species from extinction.