Which quote uses parallelism?
a."it was the best of times, it was the worst of times."—charles dickens, a tale of two cities
b."nine out of 10 dentists recommend this toothpaste to their patients."—television commercial
c."to the people of poor nations, we pledge to work alongside you to make your farms flourish and let clean waters flow."—barack obama, inaugural address d."her cat was more like a screeching demon from the underworld than a furry companion."—student essay