There is no passage and answer choices, so it is impossible to answer this question. I apologise.
A calorie is a unit that is used to measure energy.
<span>A. Make arguments that are easy to refute
It's important to understand the opposite side to your argument, but your counterclaim should be easily refuted by the rest of your argument, typically within the same paragraph. This shows that you've done your research on both sides, but still your side is much more strongly supported.</span>