Answer:
B.) The speaker realizes that the old man’s eyes are open, which means that the old man would be able to tell everyone who attacked him is the correct answer.
Step-by-step explanation:
The story refers to The Tell-Tale Heart, a short story written by American author Edgar Allan Poe and it narrates the story of a murder committed by the narrator.
The speakers feels there is a threat for him in that part of the story because the old man hap opened his eyes and he could identify the narrator, so he decided to kill the man to avoid this.