Read this excerpt from mayor seth low's speech at the opening of the brooklyn bridge.

gentlemen of the trustees—with profound satisfaction, on behalf of the city of brooklyn, i accept the completed bridge. fourteen times the earth has made its great march through the heavens since the work began. the vicissitudes of fourteen years have tried the courage and the faith of engineers and of people.

low's style is

formal; he uses complex words that are appropriate for the ceremony, and his purpose is to inform his audience.
formal; he uses academic language because his purpose is to teach the scientific facts behind the building of the bridge.
informal; he uses casual language because his purpose is to persuade the audience.
informal; he uses humorous language, and his purpose is to entertain the audience.

Lots of elementary school kids play sports after school. they play soccer, tennis, football, baseball, and even lacrosse. but i think that another great way to spend the afternoon is by playing a non-physical activity: chess. at our school we have a chess club that meets every week to play games and to learn about chess-related issues. chess is a wonderful game for many reasons. chess teaches students to be patient and not rush decisions. chess also teaches students how to strategize their future plans. and finally, chess teaches students the importance and necessity of sacrifice. chess can teach students just as much as any other sport. which sentence could best be added to this paragraph as a supporting detail? a) chess is not as fun as playing a sport outdoors might be. b) my father is very good at chess and plays a game with me every night. c) chess teaches students to think ahead about the consequences of their actions. d) other activities that are as fun as chess are painting, drawing, dancing, and acting.