Read the excerpt from "save the coral reefs.”
a study completed in 2004 found that seventy percent of our coral reefs are already destroyed or currently under threat of destruction. it also concluded that much of the wreckage to reefs has been caused by humans. the resiliency of the reefs is on our side, though. more can be done now to the coral reefs bounce back—even flourish.
what is meaning of the word "resiliency” in this context?
the way an ecosystem supports plant and animal life
the manner in which an ecosystem decomposes
the ability of an ecosystem to recover from damage
the capability of one ecosystem to ruin another ecosystem

The meaning of the word "resiliency” in the above context is:

the ability of an ecosystem to recover from damage

Explanation:

The above passage begins with a study according to which the destruction of the Coral reefs is majorly happening because of the human activities. The end of the passage deals with the conclusion and the steps which the humans can take to maintain and regain the corals back. It states that if humans can they can bring back the beauty of the corals back to the world.

either online or traditional classroom can work for students. which is better will depend on students and teacher. students may have trouble following a lesson in classroom while they can study at their own pace online. other students may have trouble staying focus on their own in online classes. teachers are more used to classroom teaching but they may also be more worry about their jobs teaching online classes and work harder.