Teacher:In this task, you are given a context and four options. Each option is a suggested ending for the context. You should read the context and pick the best ending for the context. Please answer with "A", "B", "C", and "D".
Teacher: Now, understand the problem? Solve this instance: A guy take a knife from a wooden block and a knife sharpener from a drawer. The guy is sharpening a knife. the guy <sep> (A) places the knife and the elongated sharpener on the counter top. (B) writes on paper using sharpener. (C) holds the knife in his hand and a blue piercing outline of the knife is in the center wile the guy is sharpening it. (D) bends and picks the knife sharpener up.
Student:
A