The answer choice which represents a possible topic sentence for the body paragraph is; Recent studies prove that popcorn is one of the healthiest snack choices.
<h3>Which topic sentence should be added to this body paragraph?</h3>
The body paragraph while discussing the dietary fiber content of popcorn also indicates that popcorn is a rich source of antioxidants. Hence, a suitable topic sentence would be; Recent studies prove that popcorn is one of the healthiest snack choices.