They are giving credit to where ever they got their information.
If you come to the cabin this weekend, either we can<em> water-ski</em> or we can take a <em>canoe</em> out for some fish<span>ing.
</span>Incorrect,
If you come to the cabin this weekend, we can either go waterskiing or take a <em>canoe </em>out for some fishing.
<em>Incorrect, </em>
If you come to the cabin this weekend, either we can go waterskiing or take a <em>canoe</em> out for some fishing.
<span><em>Incorrect, </em></span>
If you come to the cabin this weekend, we can either <em>water-ski</em> or <em>fish </em>from a <em>canoe</em>.
<em>CORRECT </em>actions are constant.
While the main idea is usually in the first sentence, the next most common placement is in the last sentence of a paragraph. The author gives supporting information first and then makes the point in the last sentence. Here's a paragraph we can use as an example. Try to locate the topic and the main idea.
Answer:
Wiesel chooses to include the information in paragraphs 2-3 because he does not want others to forget, otherwise history could repeat itself.