Im not 100% positive but I believe the answer would be metaphor
You would use bigger and more formal words like- furthermore, in conclusion, in addition , Moreover etc.
The sentence that is an example of an objective summary from Cynthia Crossen's "A Culinary Wasteland" is: C. The purveyors and aficionados of fast food may not have convinced Mr. Schlosser that it isn't poisonous dreck, but it would have been interesting to hear their best case and the author's rebuttal.
