Answer: Changes can result from new science observations, and you discover new things overtime, the more experiments we do, and the more data we collect, the better our scientific ideas become. Even when we have the right explanation, it takes time for those ideas to spread among scientists, and even longer for those ideas to spread among the public.
* Hopefully this helps:) Mark me the brainliest:)!!
Frustration is a common emotional response to opposition... Does that help any?
Answer: 1 & 2 only
Explanation: wolves from canada is a reintroduction of essentially a native species, but 1 and 2 deal with large displacement into a completely different environment.