Which excerpt from "the adventure of the mysterious picture" conveys the playful tone of the passage?

a - the attention of the company was immediately turned to me; if my face had been pale the moment before, it now glowed almost to burning.

b - i tried to laugh, but could only make a grimace; and found all the muscles of my face twitching at sixes and sevens.

c - there is a picture in the room in which i was put last night, that has had an effect upon me the most singular and incomprehensible.

d - “a picture! ” said the old gentleman with the haunted head. “a picture! ” cried the narrator with the waggish nose. “a picture! a picture! ” echoed several voices.

in june, we will have been married for eighteen months. (i am assuming this is what you want? the sentence, as you have presented it, is grammatically incorrect--   you want it corrected, yes? )

1. read the following excerpt from franklin d. roosevelt's "fireside chat 19":

on the other side of the picture, we must learn also to know that guerilla warfare against the germans in, let us say serbia or norway, us; that a successful russian offensive against the germans us; and that british successes on land or sea in any part of the world strengthen our hands.

remember always that germany and italy, regardless of any formal declaration of war, consider themselves at war with the united states at this moment just as much as they consider themselves at war with britain or russia. and germany puts all the other republics of the americas into the same category of enemies. the people of our sister republics of this hemisphere can be honored by that fact.  

the true goal we seek is far above and beyond the ugly field of battle. when we resort to force, as now we must, we are determined that this force shall be directed toward ultimate good as well as against immediate evil. we americans are not destroyers — we are builders.

analyze the effectiveness of this excerpt. how does it function within the speech as a whole? how does the structure of the excerpt to convey the speech's purpose and key points? support your argument with evidence from the speech. (10 points)