However, despite a growing number of honorable exceptions, too many of the world's leaders are still best described in the words winston churchill applied to those who ignored adolf hitler's threat, and i quote: "they go on in strange paradox, decided only to be undecided, resolved to be irresolute, adamant for drift, solid for fluidity, all-powerful to be impotent."
which statement best describes how word choice establish style in the excerpt?

a. the use of words such as "paradox" and "irresolute" establish a formal style.
b. the use of words such as "however" and "strange" establish a casual style.
c. the use of words such as "best" and "powerful" establish a peaceful style.
d. the use of words such as "i" and "they" establish a welcoming style.