For the given passage, the best example from all the given examples is Swimming is good for overall health. Hence, Option A is correct.
What is a central idea?
It is the central idea that tells what the text is all about. It is a central idea, which tells about the concept of the document that has been in front of the reader, it is not the whole text that a person is going to read. It is the central idea that can be said as the main idea of the concept.
When one is in elementary school, one is taught to discuss and analyze pieces of writing. This writing is done in the terms of the main idea. A central idea is one that can be stated in one sentence. It is the central idea that acts as the heartbeat of the story and just stating the central idea as “loyalty” or “motherhood.” will be a kind of injustice with it.
Thus, Option A is correct.
Learn more about the central idea here:
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