All of the following excerpts develop the plot through the narrator’s mental activity except .

“I . . . congratulated myself upon the timely accident by which I had escaped.”
“I trembled at the sound of my own voice . . . .”
“[T]he death just avoided was of that very character which I had regarded as fabulous and frivolous . . . .”
“By long suffering my nerves had been unstrung . . . .”