Select the correct answer. on letter writing from pebbles on the shore by a. g. gardiner (excerpt) "nothing," said sam, mournfully. "i just sit and scratch my head over the blessed paper, but nothing'll come. seems as though my head's as empty as a drum." "same here. 'tisn't like writing love-letters. when i was up to that game 'twas easy enough. when i got stuck i just put in half a page of crosses, and that filled up fine. but writing to mother and the missus and sarah and jim and the rest is different. you can't fill up with crosses. it would look ridiklus." "it would," said sam. then the train began to move, and the soldier in the train sank back on his seat, took out a cigarette, and began to smoke. i found he had been twice out at the front, and was now home on sick leave. he had been at the battle of mons, through the retreat to the marne, the advance to the aisne, the first battle of ypres, and the fighting at festubert. in a word, he had seen some of the greatest events in the world's history, face to face, and yet he confessed that when he came to writing a letter, even to his wife, he could find nothing to say. he was in the position of the lady mentioned by horace walpole, whose letter to her husband began and ended thus: "i write to you because i have nothing to do: i finish because i have nothing to say." what is the tone of the passage? a. humorous b. conversational c. ironic d. satiric e. condescending