Thinking: refers to the human brain's reflection of objective and indirect generalizations. Thinking can be divided into (1) action thinking, which refers to the thinking supported by actual actions in the thinking process according to the object or the state of thinking in the thinking process. Its characteristic is that the task is intuitive, given in a concrete form, and the solution is actual action; (2) Thinking in images refers to the process of analyzing, synthesizing, abstracting, and summarizing appearances. It is characterized by vivid , vivid and objective Image; (3) Abstract thinking refers to the process of using concepts, judgments, reasoning and other forms to reflect the law of movement of objective things, and to recognize the essential characteristics and internal connections of things.
The option 'Holmes, by finding no other exit in the house, concluded that the murderer must have exited the chimney on the roof, even though the chimney was small' meets the definition of action thinking.