Answer:
Niether of them are correct
Step-by-step explanation:
If you actually put into your calculator 2^28, it equals 268,435,456. This is because you're not just squaring 28, you are multiplying 2 by 2-- 38 times. This will quickly add up, even if you start out with 2 it will create a very large number.
The question that you can ask yourself while reading in order to help you identify the main ideas is, what is the most important point the author wants me to understand. The correct answer would be option C. The main idea is considered as the most significant idea in a story or a paragraph. This sums up all of the other ideas that are being included in the story.
9 of the dogs at the shelter are puppies.